23_07_00_THERMAL_INSULATION_FOR_MECHANICAL_SYSTEMS.pdf

WEST POI NT ELEMENTARY SCHOOL REPLACEMENT W91236-15-D-0014

SECTI ON 23 07 00

THERMAL I NSULATI ON FOR MECHANI CAL SYSTEMS

02/13

PART 1 GENERAL

1. 1 REFERENCES

The publ i cat i ons l i s t ed bel ow f or m a par t of t hi s speci f i cat i on t o t he ext ent r ef er enced. The publ i cat i ons ar e r ef er r ed t o wi t hi n t he t ext by t he basi c desi gnat i on onl y. At t he di scr et i on of t he Gover nment , t he manuf act ur er of any mat er i al suppl i ed wi l l be r equi r ed t o f ur ni sh t est r epor t s per t ai ni ng t o any of t he t est s necessar y t o assur e compl i ance wi t h t he st andar d or st andar ds r ef er enced i n t hi s speci f i cat i on.

AMERI CAN SOCI ETY OF HEATI NG, REFRI GERATI NG AND AI R- CONDI TI ONI NG

ENGI NEERS ( ASHRAE)

ASHRAE 90. 1 - I P ( 2013; Er r at a 1- 3 2013; Er r at a 4- 6 2014;

Er r at a 7 2015) Ener gy St andar d f or Bui l di ngs Except Low- Ri se Resi dent i al Buildings

ASTM I NTERNATI ONAL ( ASTM)

ASTM A167 ( 2011) St andar d Speci f i cat i on f or St ai nl ess and Heat - Resi st i ng Chr omi um- Ni ckel St eel Pl at e, Sheet , and Strip

ASTM A580/ A580M ( 2015) St andar d Speci f i cat i on f or St ai nl ess St eel Wi r e

ASTM B209 ( 2014) St andar d Speci f i cat i on f or Al umi num and Al umi num- Al l oy Sheet and Pl at e

ASTM C1136 ( 2012) St andar d Speci f i cat i on f or Fl exi bl e, Low Per meance Vapor Ret ar der s f or Ther mal I nsul at i on

ASTM C1290 ( 2011) St andar d Speci f i cat i on f or Fl exi bl e Fi br ous Gl ass Bl anket I nsul at i on Used t o Ext er nal l y I nsul at e HVAC Duct s

ASTM C1710 ( 2011) St andar d Gui de f or I nst al l at i on of Fl exi bl e Cl osed Cel l Pr ef or med I nsul at i on i n Tube and Sheet For m

ASTM C195 ( 2007; R 2013) St andar d Speci f i cat i on f or Mi ner al Fi ber Ther mal I nsul at i ng Cement

ASTM C450 ( 2008) St andar d Pr act i ce f or Fabr i cat i on of Ther mal I nsul at i ng Fi t t i ng Cover s f or NPS Pi pi ng, and Vessel Laggi ng

ASTM C534/ C534M ( 2014) St andar d Speci f i cat i on f or

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Pr ef or med Fl exi bl e El ast omer i c Cel l ul ar Ther mal I nsul at i on i n Sheet and Tubul ar Form

ASTM C547 ( 2012) St andar d Speci f i cat i on f or Mi ner al Fi ber Pi pe I nsul at i on

ASTM C552 ( 2015) St andar d Speci f i cat i on f or Cel l ul ar Gl ass Ther mal I nsul at i on

ASTM C585 ( 2010) St andar d Pr act i ce f or I nner and Out er Di amet er s of Ther mal I nsul at i on f or Nomi nal Si zes of Pi pe and Tubi ng

ASTM C612 ( 2014) Mi ner al Fi ber Bl ock and Boar d Ther mal I nsul at i on

ASTM C647 ( 2008; R 2013) Pr oper t i es and Test s of Mast i cs and Coat i ng Fi ni shes f or Ther mal Insulation

ASTM C795 ( 2008; R 2013) St andar d Speci f i cat i on f or Ther mal I nsul at i on f or Use i n Cont act wi t h Aust eni t i c St ai nl ess St eel

ASTM C916 ( 2014) St andar d Speci f i cat i on f or Adhesi ves f or Duct Ther mal I nsul at i on

ASTM C920 ( 2014a) St andar d Speci f i cat i on f or El ast omer i c Joi nt Seal ant s

ASTM C921 ( 2010) St andar d Pr act i ce f or Det er mi ni ng t he Pr oper t i es of Jacket i ng Mat er i al s f or Ther mal I nsul at i on

ASTM D2863 ( 2013) Measur i ng t he Mi ni mum Oxygen Concent r at i on t o Suppor t Candl e- Li ke Combust i on of Pl ast i cs ( Oxygen I ndex)

ASTM D5590 ( 2000; R 2010; E 2012) St andar d Test Met hod f or Det er mi ni ng t he Resi st ance of Pai nt Fi l ms and Rel at ed Coat i ngs t o Fungal Def acement by Accel er at ed Four - Week Agar Pl at e Assay

ASTM D882 ( 2012) Tensi l e Pr oper t i es of Thi n Pl ast i c Sheeting

ASTM E2231 ( 2014) Speci men Pr epar at i on and Mount i ng of Pi pe and Duct I nsul at i on Mat er i al s t o Assess Sur f ace Bur ni ng Char act er i st i cs

ASTM E2336 ( 2014) St andar d Test Met hods f or Fi r e Resi st i ve Gr ease Duct Encl osur e Syst ems

ASTM E84 ( 2015b) St andar d Test Met hod f or Sur f ace Bur ni ng Char act er i st i cs of Bui l di ng Materials

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ASTM E96/ E96M ( 2014) St andar d Test Met hods f or Wat er Vapor Tr ansmi ssi on of Mat er i al s

FM GLOBAL ( FM)

FM APP GUI DE ( updat ed on- l i ne) Appr oval Gui de http://www.approvalguide.com/

MANUFACTURERS STANDARDI ZATI ON SOCI ETY OF THE VALVE AND FI TTI NGS

I NDUSTRY ( MSS)

MSS SP- 69 ( 2003; Not i ce 2012) Pi pe Hanger s and Suppor t s - Sel ect i on and Appl i cat i on ( ANSI Appr oved Amer i can Nat i onal St andar d)

MI DWEST I NSULATI ON CONTRACTORS ASSOCI ATI ON ( MI CA)

MI CA I nsul at i on St ds ( 1999) Nat i onal Commer ci al & I ndust r i al I nsul at i on St andar ds

NATI ONAL FI RE PROTECTI ON ASSOCI ATI ON ( NFPA)

NFPA 90A ( 2015) St andar d f or t he I nst al l at i on of Ai r Condi t i oni ng and Vent i l at i ng Syst ems

NFPA 90B ( 2015) St andar d f or t he I nst al l at i on of War m Ai r Heat i ng and Ai r Condi t i oni ng Systems

NFPA 96 ( 2014) St andar d f or Vent i l at i on Cont r ol and Fi r e Pr ot ect i on of Commer ci al Cooki ng Operations

SCI ENTI FI C CERTI FI CATI ON SYSTEMS ( SCS)

SCS Sci ent i f i c Cer t i f i cat i on Syst ems ( SCS) I ndoor Advant age

TECHNI CAL ASSOCI ATI ON OF THE PULP AND PAPER I NDUSTRY ( TAPPI )

TAPPI T403 OM ( 2010) Bur st i ng St r engt h of Paper

U. S. DEPARTMENT OF DEFENSE ( DOD)

MIL-A-24179 ( 1969; Rev A; Am 2 1980; Not i ce 1 1987) Adhesi ve, Fl exi bl e Uni cel l ul ar - Pl ast i c Ther mal I nsul at i on

MIL-A-3316 ( 1987; Rev C; Am 2 1990) Adhesi ves, Fi r e- Resi st ant , Ther mal I nsul at i on

MIL-PRF-19565 ( 1988; Rev C) Coat i ng Compounds, Ther mal I nsul at i on, Fi r e- and Wat er - Resi st ant , Vapor-Barrier

UL ENVI RONMENT ( ULE)

ULE Gr eenguar d UL Gr eenguar d Cer t i f i cat i on Pr ogr am

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UNDERWRI TERS LABORATORI ES ( UL)

UL 723 ( 2008; Repr i nt Aug 2013) Test f or Sur f ace Bur ni ng Char act er i st i cs of Bui l di ng Materials

UL 94 ( 2013; Repr i nt Jan 2016) St andar d f or Test s f or Fl ammabi l i t y of Pl ast i c Mat er i al s f or Par t s i n Devi ces and Appliances

1. 2 SYSTEM DESCRI PTI ON

1. 2. 1 General

Pr ovi de f i el d- appl i ed i nsul at i on and accessor i es on mechani cal syst ems as speci f i ed her ei n; f act or y- appl i ed i nsul at i on i s speci f i ed under t he pi pi ng, duct or equi pment t o be i nsul at ed. Fi el d appl i ed i nsul at i on mat er i al s r equi r ed f or use on Gover nment - f ur ni shed i t ems as l i s t ed i n t he SPECI AL CONTRACT REQUI REMENTS shal l be f ur ni shed and i nst al l ed by t he Cont r act or .

1. 2. 2 Recycl ed Mat er i al s

Pr ovi de t her mal i nsul at i on cont ai ni ng r ecycl ed mat er i al s t o t he ext ent pr act i cabl e, pr ovi ded t hat t he mat er i al s meet al l ot her r equi r ement s of t hi s sect i on. The mi ni mum r ecycl ed mat er i al cont ent of t he f ol l owi ng i nsul at i on ar e:

Rock Wool 75 per cent s l ag of wei ght

Fiberglass 20- 25 per cent gl ass cul l et by wei ght

Ri gi d Foam 9 per cent r ecover ed mat er i al

1. 3 SUBMITTALS

Gover nment appr oval i s r equi r ed f or submi t t al s wi t h a " G" desi gnat i on;

submi t t al s not havi ng a " G" desi gnat i on ar e f or i nf or mat i on onl y. When used, a desi gnat i on f ol l owi ng t he " G" desi gnat i on i dent i f i es t he of f i ce t hat wi l l r evi ew t he submi t t al f or t he Gover nment . Submi t t al s wi t h an " S" ar e f or i ncl usi on i n t he Sust ai nabi l i t y Not ebook, i n conf or mance t o Sect i on 01 33 29 SUSTAI NABI LI TY REPORTI NG. Submi t t he f ol l owi ng i n accor dance wi t h Sect i on 01 33 00 SUBMI TTAL PROCEDURES:

Submi t t he t hr ee SD t ypes, SD- 02 Shop Dr awi ngs, SD- 03 Pr oduct Dat a, and SD- 08 Manuf act ur er ' s I nst r uct i ons at t he same t i me f or each syst em.

SD- 02 Shop Dr awi ngs

MI CA Pl at es; G, AE Pi pe I nsul at i on Syst ems and Associ at ed Accessor i es; G, AE Duct I nsul at i on Syst ems and Associ at ed Accessor i es; G, AE Equi pment I nsul at i on Syst ems and Associ at ed Accessor i es; G, AE

SD- 03 Pr oduct Dat a

Certification Pi pe I nsul at i on Syst ems; G, AE

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Duct I nsul at i on Syst ems; G, AE Equi pment I nsul at i on Syst ems; G, AE

SD- 04 Sampl es

Ther mal I nsul at i on; G, AE Di spl ay Sampl es; G, AE

SD- 08 Manuf act ur er ' s I nst r uct i ons

Pi pe I nsul at i on Syst ems; G, AE Duct I nsul at i on Syst ems; G, AE Equi pment I nsul at i on Syst ems; G, AE

1. 4 QUALI TY ASSURANCE

1. 4. 1 I nst al l er Qual i f i cat i on

Qual i f i ed i nst al l er s shal l have successf ul l y compl et ed t hr ee or mor e s i mi l ar t ype j obs wi t hi n t he l ast 5 year s.

1. 4. 2 Sust ai nabl e Desi gn Cer t i f i cat i on

Pr oduct shal l be t hi r d par t y cer t i f i ed i n accor dance wi t h ULE Gr eenguar d, SCS Sci ent i f i c Cer t i f i cat i on Syst ems I ndoor Advant ageor equal .

Cer t i f i cat i on shal l be per f or med annual l y and shal l be cur r ent .

1. 5 DELI VERY, STORAGE, AND HANDLI NG

Mat er i al s shal l be del i ver ed i n t he manuf act ur er ' s unopened cont ai ner s.

Mat er i al s del i ver ed and pl aced i n st or age shal l be pr ovi ded wi t h pr ot ect i on f r om weat her , humi di t y, di r t , dust and ot her cont ami nant s. The Cont r act i ng Of f i cer may r ej ect i nsul at i on mat er i al and suppl i es t hat become di r t y, dust y, wet , or cont ami nat ed by some ot her means. Packages or st andar d cont ai ner s of i nsul at i on, j acket mat er i al , cement s, adhesi ves, and coat i ngs del i ver ed f or use, and sampl es r equi r ed f or appr oval shal l have manuf act ur er ' s st amp or l abel at t ached gi v i ng t he name of t he manuf act ur er and br and, and a descr i pt i on of t he mat er i al , dat e codes, and appr oxi mat e shel f l i f e ( i f appl i cabl e) . I nsul at i on packages and cont ai ner s shal l be asbest os f r ee.

PART 2 PRODUCTS

2. 1 STANDARD PRODUCTS

Pr ovi de mat er i al s whi ch ar e t he st andar d pr oduct s of manuf act ur er s r egul ar l y engaged i n t he manuf act ur e of such pr oduct s and t hat essent i al l y dupl i cat e i t ems t hat have been i n sat i sf act or y use f or at l east 2 year s pr i or t o bi d openi ng. Submi t a compl et e l i s t of mat er i al s, i ncl udi ng manuf act ur er ' s descr i pt i ve t echni cal l i t er at ur e, per f or mance dat a, cat al og cut s, and i nst al l at i on i nst r uct i ons. The pr oduct number , k- val ue, t hi ckness and f ur ni shed accessor i es i ncl udi ng adhesi ves, seal ant s and j acket s f or each mechani cal syst em r equi r i ng i nsul at i on shal l be i ncl uded.

The pr oduct dat a must be copyr i ght ed, have an i dent i f y i ng or publ i cat i on number , and shal l have been publ i shed pr i or t o t he i ssuance dat e of t hi s sol i c i t at i on. Mat er i al s f ur ni shed under t hi s sect i on shal l be submi t t ed t oget her i n a bookl et and i n conj unct i on wi t h t he MI CA pl at es bookl et ( SD- 02) . Annot at e t he pr oduct dat a t o i ndi cat e whi ch MI CA pl at e i s applicable .

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2. 1. 1 I nsul at i on Syst em

Pr ovi de i nsul at i on syst ems i n accor dance wi t h t he appr oved MI CA Nat i onal I nsul at i on St andar ds pl at es as suppl ement ed by t hi s speci f i cat i on. Pr ovi de f i el d- appl i ed i nsul at i on f or heat i ng, vent i l at i ng, and cool i ng ( HVAC) ai r di st r i but i on syst ems and pi pi ng syst ems t hat ar e l ocat ed wi t hi n, on, under , and adj acent t o bui l di ngs; and f or pl umbi ng syst ems. I nsul at i on shal l be CFC and HCFC f r ee.

2. 1. 2 Sur f ace Bur ni ng Char act er i st i cs

Unl ess ot her wi se speci f i ed, i nsul at i on shal l have a maxi mum f l ame spr ead i ndex of 25 and a maxi mum smoke devel oped i ndex of 50 when t est ed i n accor dance wi t h ASTM E84. Fl ame spr ead, and smoke devel oped i ndexes, shal l be det er mi ned by ASTM E84 or UL 723. I nsul at i on shal l be t est ed i n t he same densi t y and i nst al l ed t hi ckness as t he mat er i al t o be used i n t he act ual const r uct i on. Test speci mens shal l be pr epar ed and mount ed accor di ng t o ASTM E2231.

2. 2 MATERIALS

Pr ovi de i nsul at i on t hat meet s or exceed t he r equi r ement s of ASHRAE 90. 1 - I P.

I nsul at i on ext er i or shal l be c l eanabl e, gr ease r esi st ant , non- f l aki ng and non- peel i ng. Mat er i al s shal l be compat i bl e and shal l not cont r i but e t o cor r osi on, sof t en, or ot her wi se at t ack sur f aces t o whi ch appl i ed i n ei t her wet or dr y st at e. Mat er i al s t o be used on st ai nl ess st eel sur f aces shal l meet ASTM C795 r equi r ement s. Cal c i um si l i cat e shal l not be used on chi l l ed or col d wat er syst ems. Mat er i al s shal l be asbest os f r ee. Pr ovi de pr oduct r ecogni zed under UL 94 ( i f cont ai ni ng pl ast i c) and l i s t ed i n FM APP GUI DE.

2. 2. 1 Adhesives

2. 2. 1. 1 Acoust i cal Li ni ng I nsul at i on Adhesi ve

Adhesi ve shal l be a nonf l ammabl e, f i r e- r esi st ant adhesi ve conf or mi ng t o ASTM C916, Type I .

2. 2. 1. 2 Mi ner al Fi ber I nsul at i on Cement

Cement shal l be i n accor dance wi t h ASTM C195.

2. 2. 1. 3 Laggi ng Adhesi ve

Laggi ng i s t he mat er i al used f or t her mal i nsul at i on, especi al l y ar ound a cyl i ndr i cal obj ect . Thi s may i nc l ude t he i nsul at i on as wel l as t he c l ot h/ mat er i al cover i ng t he i nsul at i on. To r esi st mol d/ mi l dew, l aggi ng adhesi ve shal l meet ASTM D5590 wi t h 0 gr owt h r at i ng. Laggi ng adhesi ves shal l be nonf l ammabl e and f i r e- r esi st ant and shal l have a maxi mum f l ame spr ead i ndex of 25 and a maxi mum smoke devel oped i ndex of 50 when t est ed i n accor dance wi t h ASTM E84. Adhesi ve shal l be MIL-A-3316 , Cl ass 1, pi gment ed whi t e and be sui t abl e f or bondi ng f i br ous gl ass c l ot h t o f aced and unf aced f i br ous gl ass i nsul at i on boar d; f or bondi ng cot t on br at t i ce c l ot h t o f aced and unf aced f i br ous gl ass i nsul at i on boar d; f or seal i ng edges of and bondi ng gl ass t ape t o j oi nt s of f i br ous gl ass boar d; f or bondi ng l aggi ng c l ot h t o t her mal i nsul at i on; or Cl ass 2 f or at t achi ng f i br ous gl ass i nsul at i on t o met al sur f aces. Laggi ng adhesi ves shal l be appl i ed i n st r i c t accor dance wi t h t he manuf act ur er ' s r ecommendat i ons f or pi pe and duct insulation.

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2. 2. 1. 4 Cont act Adhesi ve

Adhesi ves may be any of , but not l i mi t ed t o, t he neopr ene based, r ubber based, or el ast omer i c t ype t hat have a maxi mum f l ame spr ead i ndex of 25 and a maxi mum smoke devel oped i ndex of 50 when t est ed i n accor dance wi t h ASTM E84. The adhesi ve shal l not adver sel y af f ect , i ni t i al l y or i n ser vi ce, t he i nsul at i on t o whi ch i t i s appl i ed, nor shal l i t cause any cor r osi ve ef f ect on met al t o whi ch i t i s appl i ed. Any sol vent di sper si ng medi um or vol at i l e component of t he adhesi ve shal l have no obj ect i onabl e odor and shal l not cont ai n any benzene or car bon t et r achl or i de. The dr i ed adhesi ve shal l not emi t nauseous, i r r i t at i ng, or t oxi c vol at i l e mat t er s or aer osol s when t he adhesi ve i s heat ed t o any t emper at ur e up t o 212 degr ees F.

The dr i ed adhesi ve shal l be nonf l ammabl e and f i r e r esi st ant . Fl exi bl e El ast omer i c Adhesi ve: Compl y wi t h MIL-A-24179 , Type I I , Cl ass I . Pr ovi de pr oduct l i s t ed i n FM APP GUI DE.

2. 2. 2 Caulking

ASTM C920, Type S, Gr ade NS, Cl ass 25, Use A.

2. 2. 3 Cor ner Angl es

Nomi nal 0. 016 i nch al umi num 1 by 1 i nch wi t h f act or y appl i ed kr af t backi ng. Al umi num shal l be ASTM B209, Al l oy 3003, 3105, or 5005.

2. 2. 4 Fittings

Fabr i cat ed Fi t t i ngs ar e t he pr ef abr i cat ed f i t t i ngs f or f l exi bl e el ast omer i c pi pe i nsul at i on syst ems i n accor dance wi t h ASTM C1710. Toget her wi t h t he f l exi bl e el ast omer i c t ubes, t hey pr ovi de compl et e syst em i nt egr i t y f or r et ar di ng heat gai n and cont r ol l i ng condensat i on dr i p f r om chi l l ed- wat er and r ef r i ger at i on syst ems. Fl exi bl e el ast omer i c, f abr i cat ed f i t t i ngs pr ovi de t her mal pr ot ect i on ( 0. 25 k) and condensat i on r esi st ance ( 0. 05 Wat er Vapor Tr ansmi ssi on f act or ) . For sat i sf act or y per f or mance, pr oper l y i nst al l ed pr ot ect i ve vapor r et ar der / bar r i er s and vapor st ops shal l be used on hi gh r el at i ve humi di t y and bel ow ambi ent t emper at ur e appl i cat i ons t o r educe movement of moi st ur e t hr ough or ar ound t he i nsul at i on t o t he col der i nt er i or sur f ace.

2. 2. 5 Fi ni shi ng Cement

ASTM C450: Mi ner al f i ber hydr aul i c- set t i ng t her mal i nsul at i ng and f i ni shi ng cement . Al l cement s t hat may come i n cont act wi t h Aust eni t i c st ai nl ess st eel must compl y wi t h ASTM C795.

2. 2. 6 Fi br ous Gl ass Cl ot h and Gl ass Tape

Fi br ous gl ass c l ot h, wi t h 20X20 maxi mum mesh si ze, and gl ass t ape shal l have maxi mum f l ame spr ead i ndex of 25 and a maxi mum smoke devel oped i ndex of 50 when t est ed i n accor dance wi t h ASTM E84. Tape shal l be 4 i nch wi de r ol l s . Cl ass 3 t ape shal l be 4. 5 ounces/ squar e yar d. El ast omer i c Foam Tape: Bl ack vapor - r et ar der f oam t ape wi t h acr yl i c adhesi ve cont ai ni ng an ant i - mi cr obi al addi t i ve.

2. 2. 7 Staples

Out war d c l i nchi ng t ype ASTM A167, Type 304 or 316 st ai nl ess st eel .

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2. 2. 8 Jackets

2. 2. 8. 1 Al umi num Jacket s

Al umi num j acket s shal l be cor r ugat ed, embossed or smoot h sheet , 0. 016 i nch nomi nal t hi ckness; ASTM B209, Temper H14, Temper H16, Al l oy 3003, 5005, or 3105. Cor r ugat ed al umi num j acket shal l not be used out door s. Aluminum j acket secur i ng bands shal l be Type 304 st ai nl ess st eel , 0. 015 i nch t hi ck, 1/ 2 i nch wi de f or pi pe under 12 i nch di amet er and 3/ 4 i nch wi de f or pi pe over 12 i nch and l ar ger di amet er . Al umi num j acket c i r cumf er ent i al seam bands shal l be 2 by 0. 016 i nch al umi num mat chi ng j acket mat er i al . Bands f or i nsul at i on bel ow gr ound shal l be 3/ 4 by 0. 020 i nch t hi ck st ai nl ess st eel , or f i ber gl ass r ei nf or ced t ape. The j acket may, at t he opt i on of t he Cont r act or , be pr ovi ded wi t h a f act or y f abr i cat ed Pi t t sbur gh or " Z" t ype l ongi t udi nal j oi nt . When t he " Z" j oi nt i s used, t he bands at t he c i r cumf er ent i al j oi nt s shal l be desi gned by t he manuf act ur er t o seal t he j oi nt s and hol d t he j acket i n pl ace.

2. 2. 8. 2 Pol yvi nyl Chl or i de ( PVC) Jacket s

Pol yvi nyl chl or i de ( PVC) j acket and f i t t i ng cover s shal l have hi gh i mpact st r engt h, ul t r av i ol et ( UV) r esi st ant r at i ng or t r eat ment and moder at e chemi cal r esi st ance wi t h mi ni mum t hi ckness 0. 030 i nch.

2. 2. 8. 3 Vapor Bar r i er / Weat her pr oof i ng Jacket

Vapor bar r i er / weat her pr oof i ng j acket shal l be l ami nat ed sel f - adhesi ve, gr eat er t han 3 pl i es st andar d gr ade, s i l ver , whi t e, bl ack and embossed or gr eat er t han 8 pl y ( mi ni mum 2. 9 mi l s adhesi ve) ; wi t h 0. 0000 per meabi l i t y when t est ed i n accor dance wi t h ASTM E96/ E96M, usi ng t he wat er t r ansmi ssi on r at e t est met hod; heavy dut y, whi t e or nat ur al ; and UV r esi st ant . Fl exi bl e El ast omer i c ext er i or f oam wi t h f act or y appl i ed, UV Jacket made wi t h a col d weat her acr yl i c adhesi ve. Const r uct i on of l ami nat e desi gned t o pr ovi de UV r esi st ance, hi gh punct ur e, t ear r esi st ance and excel l ent Wat er Vapor Tr ansmi ssi on ( WVT) r at e.

2. 2. 9 Vapor Ret ar der Requi r ed

ASTM C921, Type I , mi ni mum punct ur e r esi st ance 50 Beach uni t s on al l surfaces except conceal ed duct wor k, wher e a mi ni mum punct ur e r esi st ance of 25 Beach uni t s i s accept abl e. Mi ni mum t ensi l e st r engt h, 35 pounds/ i nch wi dt h. ASTM C921, Type I I , mi ni mum punct ur e r esi st ance 25 Beach uni t s, t ensi l e st r engt h mi ni mum 20 pounds/ i nch wi dt h. Jacket s used on i nsul at i on exposed i n f i ni shed ar eas shal l have whi t e f i ni sh sui t abl e f or pai nt i ng wi t hout s i z i ng. Based on t he appl i cat i on, i nsul at i on mat er i al s t hat r equi r e manuf act ur er or f abr i cat or appl i ed pi pe i nsul at i on j acket s ar e cel l ul ar gl ass, when al l j oi nt s ar e seal ed wi t h a vapor bar r i er mast i c, and mi ner al f i ber . Al l non- met al l i c j acket s shal l have a maxi mum f l ame spr ead i ndex of 25 and a maxi mum smoke devel oped i ndex of 50 when t est ed i n accor dance wi t h ASTM E84. Fl exi bl e el ast omer i cs r equi r e ( i n addi t i on t o vapor bar r i er sk i n) vapor r et ar der j acket i ng f or hi gh r el at i ve humi di t y and bel ow ambi ent t emper at ur e appl i cat i ons.

2. 2. 9. 1 Whi t e Vapor Ret ar der Al l Ser vi ce Jacket ( ASJ)

ASJ i s f or use on hot / col d pi pes, duct s, or equi pment i ndoor s or out door s i f cover ed by a sui t abl e pr ot ect i ve j acket . The pr oduct shal l meet al l physi cal pr oper t y and per f or mance r equi r ement s of ASTM C1136, Type I , except t he bur st st r engt h shal l be a mi ni mum of 85 psi . ASTM D2863 Li mi t ed

SECTI ON 23 07 00 Page 8

Oxygen I ndex ( LOI ) shal l be a mi ni mum of 31.

I n addi t i on, nei t her t he out er exposed sur f ace nor t he i nner - most sur f ace cont act i ng t he i nsul at i on shal l be paper or ot her moi st ur e- sensi t i ve mat er i al . The out er exposed sur f ace shal l be whi t e and have an emi t t ance of not l ess t han 0. 80. The out er exposed sur f ace shal l be pai nt abl e.

2. 2. 9. 2 Vapor Ret ar der / Vapor Bar r i er Mast i c Coat i ngs

2. 2. 9. 2. 1 Vapor Bar r i er

The vapor bar r i er shal l be sel f adhesi ve ( mi ni mum 2 mi l s adhesi ve, 3 mi l s embossed) gr eat er t han 3 pl i es st andar d gr ade, s i l ver , whi t e, bl ack and embossed whi t e j acket f or use on hot / col d pi pes. Per meabi l i t y shal l be l ess t han 0. 02 when t est ed i n accor dance wi t h ASTM E96/ E96M. Pr oduct s shal l meet UL 723 or ASTM E84 f l ame and smoke r equi r ement s and shal l be UV resistant.

2. 2. 9. 2. 2 Vapor Ret ar der

The vapor r et ar der coat i ng shal l be f i r e and wat er r esi st ant and appr opr i at el y sel ect ed f or ei t her out door or i ndoor ser vi ce. Col or shal l be whi t e. The wat er vapor per meance of t he compound shal l be 0. 013 per ms or l ess at 43 mi l s dr y f i l m t hi ckness as det er mi ned accor di ng t o pr ocedur e B of ASTM E96/ E96M ut i l i z i ng appar at us descr i bed i n ASTM E96/ E96M. The coat i ng shal l be nonf l ammabl e, f i r e r esi st ant t ype. To r esi st mol d/ mi l dew, coat i ng shal l meet ASTM D5590 wi t h 0 gr owt h r at i ng. Coat i ng shal l meet MIL-PRF-19565 Type I I ( i f sel ect ed f or i ndoor ser vi ce) and be Qual i f i ed Pr oduct s Dat abase l i s t ed. Al l ot her appl i cat i on and ser vi ce pr oper t i es shal l be i n accor dance wi t h ASTM C647.

2. 2. 9. 3 Lami nat ed Fi l m Vapor Ret ar der

ASTM C1136, Type I , maxi mum moi st ur e vapor t r ansmi ssi on 0. 02 per ms, mi ni mum punct ur e r esi st ance 50 Beach uni t s on al l sur f aces except conceal ed duct wor k; wher e Type I I , maxi mum moi st ur e vapor t r ansmi ssi on 0. 02 per ms, a mi ni mum punct ur e r esi st ance of 25 Beach uni t s i s accept abl e. Vapor r et ar der shal l have a maxi mum f l ame spr ead i ndex of 25 and a maxi mum smoke devel oped i ndex of 50 when t est ed i n accor dance wi t h ASTM E84. Fl exi bl e El ast omer i c ext er i or f oam wi t h f act or y appl i ed UV Jacket . Const r uct i on of l ami nat e desi gned t o pr ovi de UV r esi st ance, hi gh punct ur e, t ear r esi st ance and an excel l ent WVT r at e.

2. 2. 9. 4 Pol yvi nyl i dene Chl or i de ( PVDC) Fi l m Vapor Ret ar der

The PVDC f i l m vapor r et ar der shal l have a maxi mum moi st ur e vapor t r ansmi ssi on of 0. 02 per ms, mi ni mum punct ur e r esi st ance of 150 Beach uni t s, a mi ni mum t ensi l e st r engt h i n any di r ect i on of 30 l b/ i nch when t est ed i n accor dance wi t h ASTM D882, and a maxi mum f l ame spr ead i ndex of 25 and a maxi mum smoke devel oped i ndex of 50 when t est ed i n accor dance wi t h ASTM E84.

2. 2. 9. 5 Pol yvi nyl i dene Chl or i de Vapor Ret ar der Adhesi ve Tape

Requi r ement s must meet t he same as speci f i ed f or Lami nat ed Fi l m Vapor Ret ar der above.

2. 2. 9. 6 Vapor Bar r i er / Weat her Bar r i er

The vapor bar r i er shal l be gr eat er t han 3 pl y sel f adhesi ve l ami nat e - whi t e

SECTI ON 23 07 00 Page 9 vapor bar r i er j acket - super i or per f or mance ( l ess t han 0. 0000 per meabi l i t y when t est ed i n accor dance wi t h ASTM E96/ E96M) . Vapor bar r i er shal l meet UL 723 or ASTM E84 25 f l ame and 50 smoke r equi r ement s; and UV r esi st ant .

Mi ni mum bur st st r engt h 185 psi i n accor dance wi t h TAPPI T403 OM. Tensi l e st r engt h 68 l b/ i nch wi dt h ( PSTC- 1000) . Tape shal l be as speci f i ed f or l ami nat ed f i l m vapor bar r i er above.

2. 2. 10 Wire

Sof t anneal ed ASTM A580/ A580M Type 302, 304 or 316 st ai nl ess st eel , 16 or 18 gauge.

2. 2. 11 I nsul at i on Bands

I nsul at i on bands shal l be 1/ 2 i nch wi de; 26 gauge st ai nl ess st eel .

2. 2. 12 Sealants

Seal ant s shal l be chosen f r om t he but y l pol ymer t ype, t he st yr ene- but adi ene r ubber t ype, or t he but y l t ype of seal ant s. Seal ant s shal l have a maxi mum per meance of 0. 02 per ms based on Pr ocedur e B f or ASTM E96/ E96M, and a maxi mum f l ame spr ead i ndex of 25 and a maxi mum smoke devel oped i ndex of 50 when t est ed i n accor dance wi t h ASTM E84.

2. 3 PI PE I NSULATI ON SYSTEMS

I nsul at i on mat er i al s shal l conf or m t o Tabl e 1. I nsul at i on t hi ckness shal l be as l i s t ed i n Tabl e 2 and meet or exceed t he r equi r ement s of ASHRAE 90. 1 - I P. I nsul at i on t hi ckness shal l be 1- 1/ 2 i nch. Compl y wi t h EPA r equi r ement s i n accor dance wi t h Sect i on 01 33 29 SUSTAI NABI LI TY REPORTI NG. Pi pe i nsul at i on mat er i al s shal l be l i mi t ed t o t hose l i s t ed her ei n and shal l meet t he f ol l owi ng r equi r ement s:

2. 3. 1 Abovegr ound Col d Pi pel i ne ( - 30 t o 60 deg. F)

I nsul at i on f or out door , i ndoor , exposed or conceal ed appl i cat i ons, shal l be as f ol l ows:

2. 3. 1. 1 Cel l ul ar Gl ass

ASTM C552, Type I I , and Type I I I . Suppl y t he i nsul at i on f r om t he f abr i cat or wi t h ( par agr aph WHI TE VAPOR RETARDER ALL SERVI CE JACKET ( ASJ) ) ASJ vapor r et ar der and i nst al l ed wi t h al l l ongi t udi nal over l aps seal ed and al l c i r cumf er ent i al j oi nt s ASJ t aped or suppl y t he i nsul at i on unf aced f r om t he f abr i cat or and i nst al l wi t h al l l ongi t udi nal and c i r cumf er ent i al j oi nt s seal ed wi t h vapor bar r i er mast i c.

2. 3. 1. 2 Fl exi bl e El ast omer i c Cel l ul ar I nsul at i on

Cl osed- cel l , f oam- or expanded- r ubber mat er i al s cont ai ni ng ant i - mi cr obi al addi t i ve, compl y i ng wi t h ASTM C534/ C534M, Gr ade 1, Type I or I I . Type I , Gr ade 1 f or t ubul ar mat er i al s. Type I I , Gr ade 1, f or sheet mat er i al s.

Type I and I I shal l have vapor r et ar der / vapor bar r i er ski n on one or bot h s i des of t he i nsul at i on, and r equi r e an addi t i onal ext er i or vapor r et ar der cover i ng f or hi gh r el at i ve humi di t y and bel ow ambi ent t emper at ur e applications.

SECTI ON 23 07 00 Page 10

2. 3. 2 Abovegr ound Hot Pi pel i ne ( Above 60 deg. F)

I nsul at i on f or out door , i ndoor , exposed or conceal ed appl i cat i ons shal l meet t he f ol l owi ng r equi r ement s. Suppl y t he i nsul at i on wi t h manuf act ur er ' s r ecommended f act or y- appl i ed j acket / vapor bar r i er .

2. 3. 2. 1 Mi ner al Fi ber

ASTM C547, Types I , I I or I I I , suppl y t he i nsul at i on wi t h manuf act ur er ' s r ecommended f act or y- appl i ed j acket .

2. 3. 2. 2 Cel l ul ar Gl ass

ASTM C552, Type I I and Type I I I . Suppl y t he i nsul at i on wi t h manuf act ur er ' s r ecommended f act or y- appl i ed j acket .

2. 3. 3 Bel ow- gr ound Pi pel i ne I nsul at i on

For bel ow- gr ound pi pel i ne i nsul at i on, use cel l ul ar gl ass, ASTM C552, t ype I I unl ess ot her wi se speci f i ed.

2. 4 DUCT I NSULATI ON SYSTEMS

2. 4. 1 Fact or y Appl i ed I nsul at i on

Pr ovi de f act or y- appl i ed ASTM C534/ C534M Gr ade 1, Type I I , f l exi bl e el ast omer i c c l osed cel l i nsul at i on accor di ng t o manuf act ur er ' s r ecommendat i ons f or i nsul at i on wi t h i nsul at i on manuf act ur er ' s st andar d r ei nf or ced f i r e- r et ar dant vapor bar r i er , wi t h i dent i f i cat i on of i nst al l ed t her mal r esi st ance ( R) val ue and out - of - package R val ue.

2. 4. 1. 1 Ri gi d I nsul at i on

Ri gi d mi ner al f i ber i n accor dance wi t h ASTM C612, Cl ass 2 ( maxi mum sur f ace t emper at ur e 400 degr ees F) , 3 pcf aver age, 1- 1/ 2 i nch t hi ck, Type I A, I B, I I , I I I , and I V.

2. 4. 1. 2 Bl anket I nsul at i on

Bl anket f l exi bl e mi ner al f i ber i nsul at i on conf or mi ng t o ASTM C585, Type 1, Cl ass B- 3, 3/ 4 pcf nomi nal , 2. 0 i nches t hi ck or Type I I up t o 250 degr ees F.

Also ASTM C1290 Type I I I may be used.

2. 4. 2 Ki t chen Exhaust Duct wor k I nsul at i on

I nsul at i on t hi ckness shal l be a mi ni mum of 2 i nches, bl ocks or boar ds, ei t her mi ner al f i ber conf or mi ng t o ASTM C612, Cl ass 5, 20 pcf aver age. The encl osur e mat er i al s and t he gr ease duct encl osur e syst ems shal l meet t est i ng r equi r ement s of ASTM E2336 f or noncombust i bi l i t y , f i r e r esi st ance, dur abi l i t y , i nt er nal f i r e, and f i r e- engul f ment wi t h a t hr ough- penet r at i on f i r e st op.

2. 4. 3 Acoust i cal Duct Li ni ng

2. 4. 3. 1 General

For duct wor k i ndi cat ed or speci f i ed i n Sect i on 23 00 00 AI R SUPPLY, DI STRI BUTI ON, VENTI LATI ON, AND EXHAUST SYSTEM t o be acoust i cal l y l i ned, pr ovi de ext er nal i nsul at i on i n accor dance wi t h t hi s speci f i cat i on sect i on

SECTI ON 23 07 00 Page 11 jmitchell Highlight and i n addi t i on t o t he acoust i cal duct l i ni ng. Do not use acoust i cal l i ni ng i n pl ace of duct wr ap or r i gi d boar d i nsul at i on ( i nsul at i on on t he ext er i or of t he duct ) .

2. 4. 3. 2 Duct Li ner

Fl exi bl e El ast omer i c Acoust i cal and Conf or mabl e Duct Li ner Mat er i al s:

Fl exi bl e El ast omer i c Ther mal , Acoust i cal and Conf or mabl e I nsul at i on Compl i ance wi t h ASTM C534/ C534M Gr ade 1, Type I I ; and NFPA 90A or NFPA 90B as appl i cabl e.

2. 4. 4 Duct I nsul at i on Jacket s

2. 4. 4. 1 Al l - Pur pose Jacket

Pr ovi de i nsul at i on wi t h i nsul at i on manuf act ur er ' s st andar d r ei nf or ced f i r e- r et ar dant j acket wi t h or wi t hout i nt egr al vapor bar r i er as r equi r ed by t he ser vi ce. I n exposed l ocat i ons, pr ovi de j acket wi t h a whi t e sur f ace sui t abl e f or f i el d pai nt i ng.

2. 4. 4. 2 Met al Jacket s

2. 4. 4. 2. 1 Al umi num Jacket s

ASTM B209, Temper H14, mi ni mum t hi ckness of 27 gauge ( 0. 016 i nch) , wi t h f act or y- appl i ed pol yet hyl ene and kr af t paper moi st ur e bar r i er on i nsi de sur f ace. Pr ovi de smoot h sur f ace j acket s f or j acket out s i de di mensi on 8 i nches and l ar ger . Pr ovi de cor r ugat ed sur f ace j acket s f or j acket out s i de di mensi on 8 i nches and l ar ger . Pr ovi de st ai nl ess st eel bands, mi ni mum wi dt h of 1/ 2 i nch.

2. 4. 4. 3 Vapor Bar r i er / Weat her pr oof i ng Jacket

Vapor bar r i er / weat her pr oof i ng j acket shal l be l ami nat ed sel f - adhesi ve ( mi ni mum 2 mi l s adhesi ve, 3 mi l s embossed) l ess t han 0. 0000 per meabi l i t y , ( gr eat er t han 3 pl y, st andar d gr ade, s i l ver , whi t e, bl ack and embossed or gr eat er t han 8 pl y ( mi ni mum 2. 9 mi l s adhesi ve) , heavy dut y whi t e or natural).

2. 4. 5 Weat her pr oof Duct I nsul at i on

Provide ASTM C534/ C534M Gr ade 1, Type I I , f l exi bl e el ast omer i c cel l ul ar i nsul at i on, and weat her pr oof i ng as speci f i ed i n manuf act ur er ' s i nst r uct i on. Mul t i - pl y, Pol ymer i c Bl end Lami nat e Jacket i ng: Const r uct i on of l ami nat e desi gned t o pr ovi de UV r esi st ance, hi gh punct ur e, t ear r esi st ance and an excel l ent WVT r at e.

2. 5 EQUI PMENT I NSULATI ON SYSTEMS

I nsul at e equi pment and accessor i es as speci f i ed i n Tabl es 5 and 6. I n out s i de l ocat i ons, pr ovi de i nsul at i on 1/ 2 i nch t hi cker t han speci f i ed.

I ncr ease t he speci f i ed i nsul at i on t hi ckness f or equi pment wher e necessar y t o equal t he t hi ckness of angl es or ot her st r uct ur al member s t o make a smoot h, ext er i or sur f ace. Submi t a bookl et cont ai ni ng manuf act ur er ' s publ i shed i nst al l at i on i nst r uct i ons f or t he i nsul at i on syst ems i n coor di nat i on wi t h t he submi t t ed MI CA I nsul at i on St ds pl at es bookl et .

Annot at e t hei r i nst al l at i on i nst r uct i ons t o i ndi cat e whi ch pr oduct dat a and whi ch MI CA pl at e ar e appl i cabl e. The i nst r uct i ons must be copyr i ght ed, have an i dent i f y i ng or publ i cat i on number , and shal l have been publ i shed

SECTI ON 23 07 00 Page 12 pr i or t o t he i ssuance dat e of t hi s sol i c i t at i on. A bookl et i s al so r equi r ed by par agr aphs t i t l ed: Pi pe I nsul at i on Syst ems and Duct I nsul at i on Systems.

2. 6 HYDRONI C HEATI NG I NSULATI ON

Pr ovi de an under - s l ab bl anket t ype i nsul at i on. Bl anket i nsul at i on shal l be manuf act ur ed usi ng cr oss woven pol yet hyl ne, hi gh densi t y c l osed- cel l f oam, a l ayer of hi gh densi t y pol yet hyl ne bubl l e and t wo l ayer s of r ef l ect i ve al umi num. Bl anket i nsul at i on shal l have a mi ni mum R- Val ue of 5. 9 hr*sq.ft*°F/Btu.

PART 3 EXECUTI ON

3. 1 APPLI CATI ON - GENERAL

I nsul at i on shal l onl y be appl i ed t o unheat ed and uncool ed pi pi ng and equi pment . Fl exi bl e el ast omer i c cel l ul ar i nsul at i on shal l not be compr essed at j oi st s, st uds, col umns, duct s, hanger s, et c. The i nsul at i on shal l not pul l apar t af t er a one hour per i od; any i nsul at i on f ound t o pul l apar t af t er one hour , shal l be r epl aced.

3. 1. 1 Di spl ay Sampl es

Submi t and di spl ay, af t er appr oval of mat er i al s, act ual sect i ons of i nst al l ed syst ems, pr oper l y i nsul at ed i n accor dance wi t h t he speci f i cat i on r equi r ement s. Such act ual sect i ons must r emai n accessi bl e t o i nspect i on t hr oughout t he j ob and wi l l be r evi ewed f r om t i me t o t i me f or cont r ol l i ng t he qual i t y of t he wor k t hr oughout t he const r uct i on s i t e. Each mat er i al used shal l be i dent i f i ed, by i ndi cat i ng on an at t ached sheet t he speci f i cat i on r equi r ement f or t he mat er i al and t he mat er i al by each manuf act ur er i nt ended t o meet t he r equi r ement . The Cont r act i ng Of f i cer wi l l i nspect di spl ay sampl e sect i ons at t he j obsi t e. Appr oved di spl ay sampl e sect i ons shal l r emai n on di spl ay at t he j obsi t e dur i ng t he const r uct i on per i od. Upon compl et i on of const r uct i on, t he di spl ay sampl e sect i ons wi l l be c l osed and seal ed.

3. 1. 1. 1 Pi pe I nsul at i on Di spl ay Sect i ons

Di spl ay sampl e sect i ons shal l i nc l ude as a mi ni mum an el bow or t ee, a val ve, di el ect r i c wat er ways and f l anges, a hanger wi t h pr ot ect i on shi el d and i nsul at i on i nser t , or dowel as r equi r ed, at suppor t poi nt , met hod of f ast eni ng and seal i ng i nsul at i on at l ongi t udi nal l ap, c i r cumf er ent i al l ap, but t j oi nt s at f i t t i ngs and on pi pe r uns, and t er mi nat i ng poi nt s f or each t ype of pi pe i nsul at i on used on t he j ob, and f or hot pi pel i nes and col d pi pel i nes, bot h i nt er i or and ext er i or , even when t he same t ype of i nsul at i on i s used f or t hese ser v i ces.

3. 1. 1. 2 Duct I nsul at i on Di spl ay Sect i ons

Di spl ay sampl e sect i ons f or r i gi d and f l exi bl e duct i nsul at i on used on t he j ob. Use a t empor ar y cover i ng t o encl ose and pr ot ect di spl ay sect i ons f or duct i nsul at i on exposed t o weat her

3. 1. 2 Installation

Except as ot her wi se speci f i ed, mat er i al shal l be i nst al l ed i n accor dance wi t h t he manuf act ur er ' s wr i t t en i nst r uct i ons. I nsul at i on mat er i al s shal l not be appl i ed unt i l t est s speci f i ed i n ot her sect i ons of t hi s

SECTI ON 23 07 00 Page 13 speci f i cat i on ar e compl et ed. Mat er i al such as r ust , scal e, di r t and moi st ur e shal l be r emoved f r om sur f aces t o r ecei ve i nsul at i on. I nsul at i on shal l be kept c l ean and dr y. I nsul at i on shal l not be r emoved f r om i t s shi ppi ng cont ai ner s unt i l t he day i t i s r eady t o use and shal l be r et ur ned t o l i ke cont ai ner s or equal l y pr ot ect ed f r om di r t and moi st ur e at t he end of each wor kday. I nsul at i on t hat becomes di r t y shal l be t hor oughl y c l eaned pr i or t o use. I f i nsul at i on becomes wet or i f c l eani ng does not r est or e t he sur f aces t o l i ke new condi t i on, t he i nsul at i on wi l l be r ej ect ed, and shal l be i mmedi at el y r emoved f r om t he j obsi t e. Joi nt s shal l be st agger ed on mul t i l ayer i nsul at i on. Mi ner al f i ber t her mal i nsul at i ng cement shal l be mi xed wi t h demi ner al i zed wat er when used on st ai nl ess st eel sur f aces.

I nsul at i on, j acket i ng and accessor i es shal l be i nst al l ed i n accor dance wi t h MI CA I nsul at i on St ds pl at es except wher e modi f i ed her ei n or on t he dr awi ngs.

3. 1. 3 Firestopping

Where pipes and ducts pass t hr ough f i r e wal l s, f i r e par t i t i ons, above gr ade f l oor s, and f i r e r at ed chase wal l s, t he penet r at i on shal l be seal ed wi t h f i r e st oppi ng mat er i al s as speci f i ed i n Sect i on 07 84 00 FI RESTOPPI NG. The pr ot ect i on of duct s at poi nt of passage t hr ough f i r ewal l s must be i n accor dance wi t h NFPA 90A and/ or NFPA 90B. Al l ot her penet r at i ons, such as pi pi ng, condui t , and wi r i ng, t hr ough f i r ewal l s must be pr ot ect ed wi t h a mat er i al or syst em of t he same hour l y r at i ng t hat i s l i s t ed by UL, FM, or a

NRTL.

3. 1. 4 Pai nt i ng and Fi ni shi ng

Pai nt i ng shal l be as speci f i ed i n Sect i on 09 90 00 PAI NTS AND COATI NGS.

3. 1. 5 I nst al l at i on of Fl exi bl e El ast omer i c Cel l ul ar I nsul at i on

I nst al l f l exi bl e el ast omer i c cel l ul ar i nsul at i on wi t h seams and j oi nt s seal ed wi t h r ubber i zed cont act adhesi ve. Fl exi bl e el ast omer i c cel l ul ar i nsul at i on shal l not be used on sur f aces gr eat er t han 220 degr ees F.

St agger seams when appl y i ng mul t i pl e l ayer s of i nsul at i on. Pr ot ect i nsul at i on exposed t o weat her and not shown t o have vapor bar r i er weat her pr oof j acket i ng wi t h t wo coat s of UV r esi st ant f i ni sh or PVC or met al j acket i ng as r ecommended by t he manuf act ur er af t er t he adhesi ve i s dr y and cur ed.

3. 1. 5. 1 Adhesi ve Appl i cat i on

Appl y a br ush coat i ng of adhesi ve t o bot h but t ends t o be j oi ned and t o bot h s l i t sur f aces t o be seal ed. Al l ow t he adhesi ve t o set unt i l dr y t o t ouch but t acky under s l i ght pr essur e bef or e j oi ni ng t he sur f aces.

I nsul at i on seal s at seams and j oi nt s shal l not be capabl e of bei ng pul l ed apar t one hour af t er appl i cat i on. I nsul at i on t hat can be pul l ed apar t one hour af t er i nst al l at i on shal l be r epl aced.

3. 1. 5. 2 Adhesi ve Saf et y Pr ecaut i ons

Use nat ur al cr oss- vent i l at i on, l ocal ( mechani cal ) pi ckup, and/ or gener al ar ea ( mechani cal ) vent i l at i on t o pr event an accumul at i on of sol vent vapor s, keepi ng i n mi nd t he vent i l at i on pat t er n must r emove any heavi er - t han- ai r sol vent vapor s f r om l ower l evel s of t he wor kspaces. Gl oves and spect acl e- t ype saf et y gl asses ar e r ecommended i n accor dance wi t h saf e i nst al l at i on pr act i ces.

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3. 1. 6 Welding

No wel di ng shal l be done on piping, duct or equipment wi t hout wr i t t en appr oval of t he Cont r act i ng Of f i cer . The capaci t or di schar ge wel di ng pr ocess may be used f or secur i ng met al f ast ener s t o duct .

3. 1. 7 Pipes/ Ducts/ Equipment That Requi r e I nsul at i on

I nsul at i on i s r equi r ed on al l pipes, ducts, or equipment, except f or omi t t ed i t ems as speci f i ed.

3. 2 PI PE I NSULATI ON SYSTEMS I NSTALLATI ON

I nst al l pi pe i nsul at i on syst ems i n accor dance wi t h t he appr oved MI CA I nsul at i on St ds pl at es as suppl ement ed by t he manuf act ur er ' s publ i shed i nst al l at i on i nst r uct i ons.

3. 2. 1 Pi pe I nsul at i on

3. 2. 1. 1 General

Pi pe i nsul at i on shal l be i nst al l ed on abovegr ound hot and col d pi pel i ne syst ems as speci f i ed bel ow t o f or m a cont i nuous t her mal r et ar der / bar r i er , i ncl udi ng st r ai ght r uns, f i t t i ngs and appur t enances unl ess speci f i ed ot her wi se. I nst al l at i on shal l be wi t h f ul l l engt h uni t s of i nsul at i on and usi ng a s i ngl e cut pi ece t o compl et e a r un. Cut pi eces or scr aps abut t i ng each ot her shal l not be used. Pi pe i nsul at i on shal l be omi t t ed on t he following:

a. Pi pe used sol el y f or f i r e pr ot ect i on.

b. Chr omi um pl at ed pi pe t o pl umbi ng f i x t ur es. However , f i x t ur es f or use by t he physi cal l y handi capped shal l have t he hot wat er suppl y and dr ai n, i ncl udi ng t he t r ap, i nsul at ed wher e exposed.

c. Sani t ar y dr ai n l i nes.

d. Ai r chamber s.

e. Adj acent i nsul at i on.

f . ASME st amps.

g. Access pl at es of f an housi ngs.

h. Cl eanout s or handhol es.

3. 2. 1. 2 Pi pes Passi ng Thr ough Wal l s, Roof s, and Fl oor s

Pi pe i nsul at i on shal l be cont i nuous t hr ough t he s l eeve.

An al umi num j acket or vapor bar r i er / weat her pr oof i ng Jacket or Vapor Bar r i er / Weat her pr oof i ng - sel f adhesi ve j acket ( mi ni mum 2 mi l s adhesi ve, 3 mi l s embossed) l ess t han 0. 0000 per meabi l i t y , gr eat er t han 3 pl y st andar d gr ade, s i l ver , whi t e, bl ack and embossed wi t h f act or y appl i ed moi st ur e r et ar der shal l be pr ovi ded over t he i nsul at i on wher ever penet r at i ons r equi r e seal i ng.

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3. 2. 1. 2. 1 Penet r at e I nt er i or Wal l s

The al umi num j acket or vapor bar r i er / weat her pr oof i ng - sel f adhesi ve j acket ( mi ni mum 2 mi l s adhesi ve, 3 mi l s embossed) l ess t han 0. 0000 per meabi l i t y , gr eat er t han 3 pl i es st andar d gr ade, s i l ver , whi t e, bl ack and embossed shal l ext end 2 i nches beyond ei t her s i de of t he wal l and shal l be secur ed on each end wi t h a band.

3. 2. 1. 2. 2 Penet r at i ng Fl oor s

Ext end t he al umi num j acket f r om a poi nt bel ow t he backup mat er i al t o a poi nt 10 i nches above t he f l oor wi t h one band at t he f l oor and one not mor e t han 1 i nch f r om t he end of t he al umi num j acket .

3. 2. 1. 2. 3 Penet r at i ng Wat er pr oof ed Fl oor s

Ext end t he al umi num j acket f r om bel ow t he backup mat er i al t o a poi nt 2 i nches above t he f l ashi ng wi t h a band 1 i nch f r om t he end of t he al umi num jacket.

3. 2. 1. 2. 4 Penet r at i ng Ext er i or Wal l s

Cont i nue t he al umi num j acket r equi r ed f or pi pe exposed t o weat her t hr ough t he s l eeve t o a poi nt 2 i nches beyond t he i nt er i or sur f ace of t he wal l .

3. 2. 1. 2. 5 Penet r at i ng Roof s

I nsul at e pi pe as r equi r ed f or i nt er i or ser vi ce t o a poi nt f l ush wi t h t he t op of t he f l ashi ng and seal ed wi t h f l ashi ng seal ant . Ti ght l y but t t he i nsul at i on f or ext er i or appl i cat i on t o t he t op of f l ashi ng and i nt er i or i nsul at i on. Ext end t he ext er i or al umi num j acket 2 i nches down beyond t he end of t he i nsul at i on t o f or m a count er f l ashi ng. Seal t he f l ashi ng and count er f l ashi ng under neat h wi t h met al j acket i ng/ f l ashi ng seal ant .

3. 2. 1. 2. 6 Hot Wat er Pi pes Suppl y i ng Lavat or i es or Ot her Si mi l ar Heat ed Service

Ter mi nat e t he i nsul at i on on t he backsi de of t he f i ni shed wal l . Pr ot ect t he i nsul at i on t er mi nat i on wi t h t wo coat s of vapor bar r i er coat i ng wi t h a mi ni mum t ot al t hi ckness of 1/ 16 i nch appl i ed wi t h gl ass t ape embedded bet ween coat s ( i f appl i cabl e) . Ext end t he coat i ng out ont o t he i nsul at i on 2 i nches and seal t he end of t he i nsul at i on. Over l ap gl ass t ape seams 1 i nch. Caul k t he annul ar space bet ween t he pi pe and wal l penet r at i on wi t h appr oved f i r e st op mat er i al . Cover t he pi pe and wal l penet r at i on wi t h a pr oper l y s i zed ( wel l f i t t i ng) escut cheon pl at e. The escut cheon pl at e shal l over l ap t he wal l penet r at i on at l east 3/ 8 i nches.

3. 2. 1. 2. 7 Domest i c Col d Wat er Pi pes Suppl y i ng Lavat or i es or Ot her Si mi l ar Cool i ng Ser vi ce

Ter mi nat e t he i nsul at i on on t he f i ni shed si de of t he wal l ( i . e. , i nsul at i on must cover t he pi pe t hr oughout t he wal l penet r at i on) . Pr ot ect t he i nsul at i on wi t h t wo coat s of weat her bar r i er mast i c ( br eat her emul s i on t ype weat her pr oof mast i c i mper meabl e t o wat er and per meabl e t o ai r ) wi t h a mi ni mum t ot al t hi ckness of 1/ 16 i nch. Ext end t he mast i c out ont o t he i nsul at i on 2 i nches and shal l seal t he end of t he i nsul at i on. The annul ar space bet ween t he out er sur f ace of t he pi pe i nsul at i on and caul k t he wal l penet r at i on wi t h an appr oved f i r e st op mat er i al havi ng vapor r et ar der pr oper t i es. Cover t he pi pe and wal l penet r at i on wi t h a pr oper l y s i zed

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( wel l f i t t i ng) escut cheon pl at e. The escut cheon pl at e shal l over l ap t he wal l penet r at i on by at l east 3/ 8 i nches.

3. 2. 1. 3 Pi pes Passi ng Thr ough Hanger s

I nsul at i on, whet her hot or col d appl i cat i on, shal l be cont i nuous t hr ough hanger s. Al l hor i zont al pi pes 2 i nches and smal l er shal l be suppor t ed on hanger s wi t h t he addi t i on of a Type 40 pr ot ect i on shi el d t o pr ot ect t he i nsul at i on i n accor dance wi t h MSS SP- 69. Whenever i nsul at i on shows si gns of bei ng compr essed, or when t he i nsul at i on or j acket shows vi s i bl e s i gns of di st or t i on at or near t he suppor t shi el d, i nsul at i on i nser t s as speci f i ed bel ow f or pi pi ng l ar ger t han 2 i nches shal l be i nst al l ed, or f act or y i nsul at ed hanger s ( desi gned wi t h a l oad bear i ng cor e) can be used.

3. 2. 1. 3. 1 Hor i zont al Pi pes Lar ger Than 2 I nches at 60 Degr ees F and Above

Suppor t ed on hanger s i n accor dance wi t h MSS SP- 69, and Sect i on 22 00 00

PLUMBI NG, GENERAL PURPOSE.

3. 2. 1. 3. 2 Hor i zont al Pi pes Lar ger Than 2 I nches and Bel ow 60 Degr ees F

Suppor t ed on hanger s wi t h t he addi t i on of a Type 40 pr ot ect i on shi el d i n accor dance wi t h MSS SP- 69. An i nsul at i on i nser t of cel l ul ar gl ass, pr ef abr i cat ed i nsul at i on pi pe hanger s, or per l i t e above 80 degr ees F shal l be i nst al l ed above each shi el d. The i nser t shal l cover not l ess t han t he bot t om 180- degr ee ar c of t he pi pe. I nser t s shal l be t he same t hi ckness as t he i nsul at i on, and shal l ext end 2 i nches on each end beyond t he pr ot ect i on shi el d. When i nsul at i on i nser t s ar e r equi r ed i n accor dance wi t h t he above, and t he i nsul at i on t hi ckness i s l ess t han 1 i nch, wooden or cor k dowel s or bl ocks may be i nst al l ed bet ween t he pi pe and t he shi el d t o pr event t he wei ght of t he pi pe f r om cr ushi ng t he i nsul at i on, as an opt i on t o i nst al l i ng i nsul at i on i nser t s. The i nsul at i on j acket shal l be cont i nuous over t he wooden dowel , wooden bl ock, or i nsul at i on i nser t .

3. 2. 1. 3. 3 Ver t i cal Pi pes

Suppor t ed wi t h ei t her Type 8 or Type 42 r i ser c l amps wi t h t he addi t i on of t wo Type 40 pr ot ect i on shi el ds i n accor dance wi t h MSS SP- 69 cover i ng t he 360- degr ee ar c of t he i nsul at i on. An i nsul at i on i nser t of cel l ul ar gl ass or cal c i um si l i cat e shal l be i nst al l ed bet ween each shi el d and t he pi pe.

The i nser t shal l cover t he 360- degr ee ar c of t he pi pe. I nser t s shal l be t he same t hi ckness as t he i nsul at i on, and shal l ext end 2 i nches on each end beyond t he pr ot ect i on shi el d. When i nsul at i on i nser t s ar e r equi r ed i n accor dance wi t h t he above, and t he i nsul at i on t hi ckness i s l ess t han 1 i nch, wooden or cor k dowel s or bl ocks may be i nst al l ed bet ween t he pi pe and t he shi el d t o pr event t he hanger f r om cr ushi ng t he i nsul at i on, as an opt i on i nst ead of i nst al l i ng i nsul at i on i nser t s. The i nsul at i on j acket shal l be cont i nuous over t he wooden dowel , wooden bl ock, or i nsul at i on i nser t . The ver t i cal wei ght of t he pi pe shal l be suppor t ed wi t h hanger s l ocat ed i n a hor i zont al sect i on of t he pi pe.