Ti nker AFB, OK TAFB Techni cal Spr ci f i cat i ons 2019

SECTI ON 07 24 00

EXTERI OR I NSULATI ON AND FI NI SH SYSTEMS

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.

ASTM I NTERNATI ONAL ( ASTM)

ASTM B117 ( 2011) St andar d Pr act i ce f or Oper at i ng Sal t Spr ay ( Fog) Appar at us

ASTM C1177/ C1177M ( 2013) St andar d Speci f i cat i on f or Gl ass Mat Gypsum Subst r at e f or Use as Sheat hi ng

ASTM C1278/ C1278M ( 2007a; R 2015) St andar d Speci f i cat i on f or Fi ber - Rei nf or ced Gypsum Panel

ASTM C150/ C150M ( 2015) St andar d Speci f i cat i on f or Por t l and Cement

ASTM C473 ( 2015) Physi cal Test i ng of Gypsum Panel Products

ASTM C578 ( 2015b) St andar d Speci f i cat i on f or Ri gi d, Cel l ul ar Pol yst yr ene Ther mal I nsul at i on

ASTM C67 ( 2014) St andar d Test Met hods f or Sampl i ng and Test i ng Br i ck and St r uct ur al Cl ay Ti l e

ASTM C847 ( 2014a) St andar d Speci f i cat i on f or Met al Lath

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 D2247 ( 2015) Test i ng Wat er Resi st ance of Coat i ngs i n 100% Rel at i ve Humi di t y

ASTM D3273 ( 2012; E 2015) Resi st ance t o Gr owt h of Mol d on t he Sur f ace of I nt er i or Coat i ngs i n an Envi r onment al Chamber

ASTM D968 ( 2015) Abr asi on Resi st ance of Or gani c Coat i ngs by Fal l i ng Abr asi ve

ASTM E2098/ E2098M ( 2013) Det er mi ni ng Tensi l e Br eaki ng St r engt h of Gl ass Fi ber Rei nf or ci ng Mesh f or Use i n Cl ass PB Ext er i or I nsul at i on and Fi ni sh Syst ems ( EI FS) af t er Exposur e t o a Sodi um Hydr oxi de Sol ut i on

Apr i l 2019 Page 1 SECTI ON 07 24 00

ASTM E2486 ( 2006) St andar d Test Met hod f or I mpact Resi st ance of Cl ass PB and PI Ext er i or I nsul at i on and Fi ni sh Syst ems ( EI FS)

ASTM E2570/ E2570M ( 2007; R 2014; E 2014) St andar d Test Met hods f or Eval uat i ng Wat er - Resi st i ve Bar r i er ( WRB) Coat i ngs Used under Ext er i or I nsul at i on and Fi ni sh Syst ems ( EI FS) or EI FS wi t h Dr ai nage

ASTM E330/ E330M ( 2014) St r uct ur al Per f or mance of Ext er i or Wi ndows, Door s, Skyl i ght s and Cur t ai n Wal l s by Uni f or m St at i c Ai r Pr essur e Difference

ASTM E331 ( 2000; R 2009) Wat er Penet r at i on of Ext er i or Wi ndows, Skyl i ght s, Door s, and Cur t ai n Wal l s by Uni f or m St at i c Ai r Pr essur e Di f f er ence

ASTM E695 ( 2003; R 2015; E 2015) Measur i ng Rel at i ve Resi st ance of Wal l , Fl oor , and Roof Const r uct i on t o I mpact Loadi ng

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

ASTM G153 ( 2013) Oper at i ng Encl osed Car bon Ar c Li ght Appar at us f or Exposur e of Nonmet al l i c Materials

I NTERNATI ONAL CODE COUNCI L ( I CC)

I CC I BC ( 2012) I nt er nat i onal Bui l di ng Code

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

NFPA 268 ( 2012) St andar d Test Met hod f or Det er mi ni ng I gni t i bi l i t y of Ext er i or Wal l Assembl i es Usi ng a Radi ant Heat Ener gy Source

NFPA 285 ( 2012) St andar d Fi r e Test Met hod f or Eval uat i on of Fi r e Pr opagat i on Char act er i st i cs of Ext er i or Non- Load- Bear i ng Wal l Assembl i es Cont ai ni ng Combust i bl e Component s

1. 2 SYSTEM DESCRI PTI ON AND REQUI REMENTS

The ext er i or i nsul at i on and f i ni sh syst em ( EI FS) must be a j ob- f abr i cat ed, dr ai nabl e, ext er i or wal l cover i ng consi st i ng of sheat hi ng, i nsul at i on boar d, r ei nf or ci ng f abr i c, base coat , f i ni sh coat , adhesi ve and mechani cal f ast ener s as appl i cabl e. The syst em component s must be compat i bl e wi t h each ot her and wi t h t he subst r at e as r ecommended or appr oved by, and t he pr oduct s of , a s i ngl e manuf act ur er r egul ar l y engaged i n f ur ni shi ng Ext er i or I nsul at i on and Fi ni sh Syst ems. Al l mat er i al s must be i nst al l ed by an appl i cat or appr oved by t he syst em manuf act ur er . EI FS must be Cl ass PB

Apr i l 2019 Page 2 SECTI ON 07 24 00 and must be col or and f i ni sh i ndi cat ed. .

1. 2. 1 Syst em Requi r ement s and Test s

The syst em must meet t he per f or mance r equi r ement s as ver i f i ed by t he t est s l i s t ed bel ow. Wher e a wal l syst em of s i mi l ar t ype, s i ze, and desi gn as speci f i ed f or t hi s pr oj ect has been pr evi ousl y t est ed under t he condi t i on speci f i ed her ei n, t he r esul t i ng t est r epor t s may be submi t t ed i n l i eu of j ob speci f i c t est s.

1. 2. 1. 1 Wat er Penet r at i on

Test t he syst em f or wat er penet r at i on by uni f or m st at i c ai r pr essur e i n accor dance wi t h ASTM E331. Ther e must be no penet r at i on of wat er beyond t he pl ane of t he base coat / EPS boar d i nt er f ace af t er 15 mi nut es at 6. 4 psf , or 20 per cent of posi t i ve desi gn wi nd pr essur e, whi chever i s gr eat er .

1. 2. 1. 2 Wi nd Load

Test t he syst em f or wi nd l oad by uni f or m st at i c ai r pr essur e i n accor dance with ASTM E330/ E330M ( pr ocedur e A) t o a mi ni mum pr essur e of __20___ psf .

Ther e must be no per manent def or mat i on, del ami nat i on, or ot her deterioration.

1. 2. 1. 3 Ful l scal e or i nt er medi at e scal e f i r e t est

Conduct wal l f i r e t est usi ng appar at us, speci men, per f or mance cr i t er i a, and pr ocedur e i n accor dance wi t h NFPA 285 when r equi r ed by I CC I BC 2603. 5. 5. The f ol l owi ng r equi r ement s must be met :

a. No ver t i cal spr ead of f l ame wi t hi n cor e of panel f r om one st or y t o t he next.

b. No f l ame spr ead over t he ext er i or sur f ace.

c. No ver t i cal f l ame spr ead over t he i nt er i or sur f ace f r om one st or y t o t he next .

d. No si gni f i cant l at er al spr ead of f l ame f r om compar t ment of f i r e or i gi n t o adj acent spaces.

1. 2. 1. 4 Mock- Up I nst al l at i on of EI FS

Compl et e wal l mock- up i nst al l at i on 8 f t hi gh by 6 f t wi de, i ncl udi ng t ypi cal cont r ol j oi nt s and at l east one wi ndow openi ng. Cont r ol j oi nt s t o be f i l l ed wi t h seal ant of t ype, manuf act ur er , and col or sel ect ed.

Const r uct mock- up i nst al l at i on at j ob s i t e. Bui l d mock- up t o compl y wi t h t he f ol l owi ng r equi r ement s, usi ng mat er i al s i ndi cat ed f or t he compl et ed work:

a. Locat e mock- up i nst al l at i on( s) i n t he l ocat i on and si ze i ndi cat ed .

b. Demonst r at e t he pr oposed r ange of col or , t ext ur e, t hi ckness, i nsul at i on, and wor kmanshi p.

c. Obt ai n Cont r act i ng Of f i cer ' s wr i t t en appr oval of mock- up bef or e st ar t i ng f abr i cat i on of wor k.

d. Mai nt ai n mock- up i nst al l at i on( s) dur i ng const r uct i on as a st andar d f or

Apr i l 2019 Page 3 SECTI ON 07 24 00 j udgi ng t he compl et ed wor k by pr ot ect i ng t hem f r om weat her and const r uct i on act i v i t i es.

e. When di r ect ed, demol i sh and r emove mock- up f r om t he si t e.

1. 2. 2 Component Requi r ement s and Test s

The component s of t he syst em must meet t he per f or mance r equi r ement s as ver i f i ed by t he t est s l i s t ed bel ow.

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

Conduct ASTM E84 t est on sampl es consi st i ng of base coat , r ei nf or ci ng f abr i c, and f i ni sh coat . Cur e f or 28 days. The f l ame spr ead i ndex must be 25 or l ess and t he smoke devel oped i ndex must be 450 or l ess.

1. 2. 2. 2 Radi ant Heat

The syst em must be t est ed i n accor dance wi t h NFPA 268 on bot h t he mi ni mum and maxi mum t hi ckness of i nsul at i on i nt ended f or use wi t h no i gni t i on dur i ng t he 20- mi nut e per i od.

1. 2. 2. 3 I mpact Resi st ance

a. Cl ass PB Syst ems: Hemi spher i cal Head Test ; 28 day cur ed speci men of PB EI FS i n accor dance wi t h ASTM E2486. The t est speci men must exhi bi t no br oken r ei nf or ci ng f abr i c per ASTM E2486 at an i mpact of __75___ in/lb.

b. I mpact Mass: Test 28 day cur ed speci men of PM EI FS i n accor dance wi t h ASTM E695. The t est speci men must exhi bi t no cr acki ng or dent i ng af t er t wel ve i mpact s by 30 l bs l ead shot mass f r om 6 i n t o 6 f t dr op hei ght s i n 6 i n i nt er val s.

1. 2. 3 Sub- Component Requi r ement s and Test s

Unl ess ot her wi se st at ed, t he t est speci men must consi st of r ei nf or ci ng mesh, base coat , and f i ni sh coat appl i ed i n accor dance wi t h manuf act ur er ' s pr i nt ed r ecommendat i ons t o t he i nsul at i on boar d t o be used on t he bui l di ng. For mi l dew r esi st ance, onl y t he f i ni sh coat i s appl i ed ont o gl ass s l i des f or t est i ng. These speci men must be sui t abl y s i zed f or t he appar at us used and be al l owed t o cur e f or a mi ni mum of 28 days pr i or t o testing.

1. 2. 3. 1 Abr asi on Resi st ance

Test i n accor dance wi t h ASTM D968, Met hod A. Test a mi ni mum of t wo speci mens. Af t er t est i ng, t he speci mens must show onl y ver y s l i ght smoot hi ng, wi t h no l oss of f i l m i nt egr i t y af t er 132 gal l ons of sand.

1. 2. 3. 2 Accel er at ed Weat her i ng

Test i n accor dance wi t h ASTM G153, Cycl e 1. Af t er 2000 hour s speci mens must exhi bi t no v i s i bl e cr acki ng, f l aki ng, peel i ng, bl i s t er i ng, yel l owi ng, f adi ng, or ot her such det er i or at i on.

Apr i l 2019 Page 4 SECTI ON 07 24 00

1. 2. 3. 3 Mi l dew Resi st ance

Test i n accor dance wi t h ASTM D3273. The speci men shal l consi st of t he f i ni sh coat mat er i al , appl i ed t o c l ean 3 i nch by 4 i nch gl ass s l i des and must be al l owed t o cur e f or 28 days. Af t er 28 days of exposur e, t he speci men must not show any gr owt h.

1. 2. 3. 4 Sal t Spr ay Resi st ance

Test i n accor dance wi t h ASTM B117. The speci men must be a mi ni mum of 4 i nch by 6 i nch and must be t est ed f or a mi ni mum of 300 hour s. Af t er exposur e, t he speci men must exhi bi t no obser vabl e det er i or at i on, such as chal k i ng, f adi ng , or r ust st ai ni ng.

1. 2. 3. 5 Wat er Resi st ance

Test i n accor dance wi t h ASTM D2247. The speci men must be a mi ni mum of 4 i nch by 6 i nch. Af t er 14 days, t he speci men must exhi bi t no cr acki ng, checki ng, cr azi ng, er osi on, bl i st er i ng, peel i ng, or del ami nat i on.

1. 2. 3. 6 Absorption-Freeze/Thaw

Cl ass PB syst ems must be t est ed i n accor dance wi t h ASTM E2570/ E2570M f or 60 cycl es of f r eezi ng and t hawi ng. Af t er t est i ng, t he speci men must exhi bi t no cr acki ng, checki ng, or spl i t t i ng, and negl i gi bl e wei ght gai n.

Cl ass PM syst ems must be t est ed i n accor dance wi t h ASTM C67 f or 50 cycl es of f r eezi ng and t hawi ng. Af t er t est i ng, t he speci mens must exhi bi t no cr acki ng or checki ng and have negl i gi bl e wei ght gai n.

1. 2. 3. 7 Sampl e Boar ds

Unl ess ot her wi se st at ed, pr ovi de sampl e EI FS Component 12 by 24 i nches, on sheat hi ng boar d, i ncl udi ng f i ni sh col or and t ext ur e, t ypi cal j oi nt s and seal ant . I f mor e t han one col or , f i ni sh, or pat t er n i s used, pr ovi de one sampl e f or each. The t est speci men must consi st of r ei nf or ci ng mesh, base coat , and f i ni sh coat appl i ed i n accor dance wi t h manuf act ur er ' s pr i nt ed r ecommendat i ons t o t he i nsul at i on boar d t o be used on t he bui l di ng.

1. 2. 4 Moi st ur e Anal ysi s

Per f or m a j ob speci f i c vapor t r ansmi ssi on anal ysi s based on pr oj ect speci f i c c l i mat e and speci f i ed wal l component s and mat er i al s. I ndi cat e t he t emper at ur es and r el at i ve humi di t i es f or t he i nsi de and out si de of t he bui l di ng; a compl et e l i s t i ng of t he bui l di ng component s, t hei r t hi ckness, t her mal r esi st ance and per meance, as wel l as bui l di ng l ocat i on and use.

I f a mat hemat i cal model was used f or t he anal ysi s, i ncl ude t he name of t he model and t he suppl i er / devel oper .

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 Cont r act or Qual i t y Cont r ol appr oval . 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:

SD- 02 Shop Dr awi ngs

Shop Dr awi ngs; G

Apr i l 2019 Page 5 SECTI ON 07 24 00

Show wal l l ayout , const r uct i on and expansi on j oi nt s, decor at i ve gr ooves, l ayout of sheat hi ng boar d, t her mal i nsul at i on boar d, and r ei nf or ci ng mesh and st r i p r ei nf or ci ng f abr i c; j oi nt and f l ashi ng det ai l s; det ai l s at wal l penet r at i ons; t ypes and l ocat i on of f ast ener s; det ai l s at wi ndows and door s; and det ai l s at addi t i onal l ocat i ons as r equi r ed by t he cont r act document s.

SD- 03 Pr oduct Dat a

Sheat hi ng Boar d

Ther mal I nsul at i on

Adhesive

Mechani cal Fast ener s

Accessories

Base Coat

Por t l and Cement

Rei nf or ci ng Fabr i c

Fi ni sh Coat

Joi nt Seal ant

Seal ant Pr i mer

Bond Br eaker

Backer Rod

I nsul at i on Boar d

Warranty

I ncl ude j oi nt and ot her det ai l s, such as end condi t i ons, cor ner s, wi ndows, and par apet . I ncl ude shel f l i f e and r ecommended cl eani ng sol vent s i n dat a f or seal ant s. I ncl ude mat er i al saf et y dat a sheet s ( MSDS) f or al l component s of t he EI FS. The MSDS shal l be avai l abl e at t he j ob s i t e.

SD- 04 Sampl es

Sampl e Boar ds; G

Col or and Text ur e

Mock- up I nst al l at i on of EI FS; G

SD- 05 Desi gn Dat a

Wi nd Load Cal cul at i ons

Moi st ur e Anal ysi s Cal cul at i ons

Apr i l 2019 Page 6 SECTI ON 07 24 00

SD- 06 Test Repor t s

Abr asi on Resi st ance

Accel er at ed Weat her i ng

I mpact Resi st ance

Mi l dew Resi st ance

Sal t Spr ay Resi st ance

Wat er Vapor Tr ansmi ssi on

Absorption-Freeze-Thaw

Wal l Fi r e Test

Wat er Penet r at i on

Wat er Resi st ance

Ful l Scal e or I nt er medi at e Scal e Fi r e Test

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

Radi ant Heat

Substrate

Wi nd Load

SD- 07 Cer t i f i cat es

Qual i f i cat i ons of EI FS Manuf act ur er

Qual i f i cat i on of EI FS I nst al l er

Qual i f i cat i on of Seal ant Appl i cat or

Cer t i f y t hat EI FS i nst al l er meet s r equi r ement s speci f i ed under par agr aph " Qual i f i cat i on of I nst al l er , " and t hat seal ant appl i cat or i s appr oved by t he EI FS Manuf act ur er .

Qual i f i cat i ons of Thi r d Par t y I nspect or

I nspect i on Check Li st ; G

Submi t f i l l ed- out i nspect i on check l i s t as r equi r ed i n par agr aph " Qual i t y Cont r ol , " cer t i f y i ng t hat t he i nst al l at i on of cr i t i cal i t ems meet s t he r equi r ement s of t hi s speci f i cat i on.

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

Installation

Manuf act ur er ' s st andar d pr i nt ed i nst r uct i ons f or t he i nst al l at i on of t he EI FS. I ncl ude r equi r ement s f or condi t i on and pr epar at i on of subst r at e, i nst al l at i on of EI FS, and r equi r ement s f or seal ant s

Apr i l 2019 Page 7 SECTI ON 07 24 00 and seal i ng.

SD- 10 Oper at i on and Mai nt enance Dat a

EIFS

I ncl ude det ai l ed f i ni sh r epai r pr ocedur es and i nf or mat i on r egar di ng compat i bi l i t y of seal ant s wi t h base and f i ni sh coat i ngs.

1. 4 QUALI TY ASSURANCE

1. 4. 1 Qual i f i cat i ons of EI FS Manuf act ur er

The EI FS must be t he pr oduct of a manuf act ur er who has been i n t he pr act i ce of manuf act ur i ng and desi gni ng EI FS f or a per i od of not l ess t han 3 year s, and has been i nvol ved i n at l east f i ve pr oj ect s s i mi l ar t o t hi s pr oj ect i n s i ze, scope, and compl exi t y, i n t he same or a s i mi l ar c l i mat e as t hi s pr oj ect .

1. 4. 2 Qual i f i cat i on of EI FS I nst al l er

The EI FS I nst al l er must be t r ai ned by t he EI FS manuf act ur er t o per f or m t he i nst al l at i on of t he Syst em and must have successf ul l y i nst al l ed at l east f i ve pr oj ect s at or near t he s i ze and compl exi t y of t hi s pr oj ect . The cont r act or must empl oy qual i f i ed wor ker s t r ai ned and exper i enced i n i nst al l i ng t he manuf act ur er ' s EI FS.

1. 4. 3 Qual i f i cat i on of Seal ant Appl i cat or

The seal ant appl i cat or must be exper i enced and compet ent i n t he i nst al l at i on of hi gh per f or mance i ndust r i al and commer ci al seal ant s and must have successf ul l y i nst al l ed at l east f i ve pr oj ect s at or near t he s i ze and compl exi t y of t hi s pr oj ect .

1. 4. 4 Qual i f i cat i ons of Thi r d Par t y I nspect or

Submi t evi dence t hat t hi r d par t y i nspect or has cur r ent cer t i f i cat i on f r om t he Ext er i or Desi gn I nst i t ut e or equal i nspect or cer t i f i cat i on as i nspect or f or t he i nst al l at i on of EI FS.

1. 4. 5 I nsul at i on Boar d-

I nsul at i on Boar d must be appr oved and l abel ed under t hi r d par t y qual i t y pr ogr am as r equi r ed by appl i cabl e bui l di ng code.

1. 4. 6 Pr e- I nst al l at i on Conf er ence

Af t er appr oval of submi t t al s and bef or e commenci ng any wor k on t he EI FS, i ncl udi ng i nst al l at i on of any i nsul at i on, and associ at ed wor k, t he Cont r act i ng Of f i cer wi l l hol d a pr e- i nst al l at i on conf er ence t o r evi ew:

a. Dr awi ngs, speci f i cat i ons, and sampl es;

b. Pr ocedur e f or on si t e i nspect i on and accept ance of EI FS subst r at e and per t i nent det ai l s ( f or exampl e, mock- up i nst al l at i on) ;

c. Cont r act or ' s pl an f or coor di nat i on of wor k of t he var i ous t r ades

Apr i l 2019 Page 8 SECTI ON 07 24 00 i nvol ved i n pr ovi di ng EI F syst em and ot her component s;

d. I nspect i on pr ocedur es; and

e. Saf et y r equi r ement s.

Pr e- i nst al l at i on conf er ence must be at t ended by t he Cont r act or , EI FS Q. C.

Speci al i st ( EI FS I nspect or ) , and al l per sonnel di r ect l y r esponsi bl e f or i nst al l at i on of t he EI F syst em, i ncl udi ng seal ant appl i cat or , and per sonnel r esponsi bl e f or r el at ed wor k, such as f l ashi ng and sheet met al , wi ndows and door s, and a r epr esent at i ve of t he EI FS manuf act ur er . Bef or e begi nni ng EI FS wor k, t he cont r act or must conf i r m i n wr i t i ng t he r esol ut i on of conf l i c t s among t hose at t endi ng t he pr e- i nst al l at i on conf er ence.

1. 5 DELI VERY AND STORAGE

Del i ver mat er i al s t o j ob s i t e i n or i gi nal unopened packages, mar ked wi t h manuf act ur er ' s name, br and name, and descr i pt i on of cont ent s. St or e mat er i al s of f t he gr ound and i n accor dance wi t h t he manuf act ur er ' s r ecommendat i ons i n a c l ean, dr y, wel l - vent i l at ed ar ea. Pr ot ect st or ed mat er i al s f r om r ai n, sunl i ght , and excessi ve heat . Keep coat i ng mat er i al s whi ch woul d be damaged by f r eezi ng at a t emper at ur e not l ess t han 40 degr ees F. Do not expose i nsul at i on boar d t o f l ame or ot her i gni t i on sources.

1. 6 ENVI RONMENTAL CONDI TI ONS

a. Do not pr epar e mat er i al s or appl y EI FS dur i ng i ncl ement weat her unl ess appr opr i at e pr ot ect i on i s pr ovi ded. Pr ot ect i nst al l ed mat er i al s f r om i ncl ement weat her unt i l t hey ar e dr y.

b. Appl y seal ant s and wet mat er i al s onl y at ambi ent t emper at ur es of 40 degr ees F or above and r i s i ng, unl ess suppl ement al heat i s pr ovi ded.

The syst em must be pr ot ect ed f r om i ncl ement weat her and mai nt ai n t hi s t emper at ur e f or a mi ni mum of 24 hour s af t er i nst al l at i on.

c. Do not l eave i nsul at i on boar d exposed t o sunl i ght af t er i nst al l at i on.

1. 7 WARRANTY

Fur ni sh manuf act ur er ' s st andar d war r ant y f or t he EI FS. War r ant y must r un di r ect l y t o Gover nment and cover a per i od of not l ess t han 5 year s f r om dat e Gover nment accept ed t he wor k.

PART 2 PRODUCTS

2. 1 COMPATIBILITY

Pr ovi de al l mat er i al s compat i bl e wi t h each ot her and wi t h t he subst r at e, and as r ecommended by EI FS manuf act ur er .

2. 2 SHEATHI NG BOARD

2. 2. 1 Gl ass Mat Gypsum Sheat hi ng Boar d

a. Conf or m t o ASTM C1177/ C1177M; or .

b. ASTM C1278/ C1278M, Wat er Resi st ant Ext er i or Type onl y

Apr i l 2019 Page 9 SECTI ON 07 24 00

c. Fl exur al St r engt h __>80 l bf ___

d. Nai l Pul l Resi st ance: No l ess t han 120 l b when t est ed i n accor dance with ASTM C473.

2. 3 ADHESIVE

Manuf act ur er ' s st andar d pr oduct , i ncl udi ng pr i mer as r equi r ed, must be compat i bl e wi t h subst r at e and i nsul at i on boar d t o whi ch t he syst em i s applied.

2. 4 LATHI NG AND FURRI NG

Conf or m t o ASTM C847, 2. 5 l b/ sqyd, sel f - f ur r i ng, gal vani zed.

2. 5 MECHANI CAL FASTENERS

Cor r osi on r esi st ant and as appr oved by EI FS manuf act ur er . Sel ect f ast ener t ype and pat t er n based on appl i cabl e wi nd l oads and subst r at e i nt o whi ch f ast ener wi l l be at t ached, t o pr ovi de t he necessar y pul l - out , t ensi l e, and shear st r engt hs.

2. 6 THERMAL I NSULATI ON

2. 6. 1 Manuf act ur er ' s Recommendat i ons

Pr ovi de onl y t her mal i nsul at i on r ecommended by t he EI FS manuf act ur er f or t he t ype of appl i cat i on i nt ended.

2. 6. 2 I nsul at i on Boar d

I nsul at i on boar d must be st andar d pr oduct of manuf act ur er and must be compat i bl e wi t h ot her syst ems component s. Boar ds must be f act or y mar ked i ndi v i dual l y wi t h t he manuf act ur er ' s name or t r ade mar k, t he mat er i al speci f i cat i on number , t he R- val ue at 75 degr ee F, and t hi ckness. No l ayer of i nsul at i on shal l be l ess t han 3/ 4 i nch t hi ck. The maxi mum t hi ckness of al l l ayer s must not exceed 4 i nches. I nsul at i on Boar d must be cer t i f i ed as aged, i n bl ock f or m, pr i or t o cut t i ng and shi ppi ng, a mi ni mum of 6 weeks by ai r dr y i ng, or equi val ent .

a. Ther mal r esi st ance: As i ndi cat ed on dr awi ngs.

b. I nsul at i ng mat er i al : ASTM C578 Type I as r ecommended by t he EI FS manuf act ur er and t r eat ed t o be compat i bl e wi t h ot her EI FS component s.

Age i nsul at i on by ai r dr y i ng a mi ni mum of 6 weeks pr i or t o cut t i ng and shipping.

c. Dr ai nage: Pr ef or m channel s i nt o t he i nt er i or f ace of i nsul at i on boar d or pr ovi de pol ypr opyl ene dr ai nage l at h spacer t o pr ovi de wat er dr ai nage syst em.

2. 7 BASE COAT

Manuf act ur er ' s st andar d pr oduct and compat i bl e wi t h ot her syst ems components.

Apr i l 2019 Page 10 SECTI ON 07 24 00

2. 8 PORTLAND CEMENT

Conf or m t o ASTM C150/ C150M, Type I or I I as r equi r ed, f r esh and f r ee of l umps, and appr oved by t he syst ems manuf act ur er .

2. 9 REI NFORCI NG FABRI C

Rei nf or ci ng f abr i c mesh must be al kal i - r esi st ant , bal anced, open weave , gl ass f i ber f abr i c made f r om t wi st ed mul t i - end st r ands speci f i cal l y t r eat ed f or compat i bi l i t y wi t h t he ot her syst em mat er i al s, and compl y wi t h ASTM E2098/ E2098M and as r ecommended by EI FS manuf act ur er .

2. 10 FI NI SH COAT

Manuf act ur er ' s st andar d pr oduct conf or mi ng t o t he r equi r ement s i n t he par agr aph on Sub- Component Requi r ement s and Test s. For col or consi st ency, use mat er i al s f r om t he same bat ch or l ot number .

2. 11 SEALANT PRI MER

Non- st ai ni ng, qui ck- dr yi ng t ype r ecommended by seal ant manuf act ur er and EI FS manuf act ur er .

2. 12 ACCESSORIES

Conf or m t o r ecommendat i ons of EI FS manuf act ur er , i ncl udi ng t r i m, edgi ng, anchor s, and expansi on j oi nt s. Al l met al i t ems and f ast ener s t o be cor r osi on r esi st ant .

2. 13 JOI NT SEALANT

Non- st ai ni ng, qui ck- dr yi ng t ype meet i ng ASTM C920, as Type S or M, mi ni mum Gr ade NS, mi ni mum Cl ass 25 and compat i bl e wi t h t he f i ni sh syst em t ype and gr ade, and r ecommended by bot h t he seal ant manuf act ur er and EI FS manufacturer.

2. 14 BOND BREAKER

As r equi r ed by EI FS manuf act ur er and r ecommended by seal ant manuf act ur er and EI FS manuf act ur er .

2. 15 BACKER ROD

Cl osed cel l pol yet hyl ene f r ee f r om oi l or ot her st ai ni ng el ement s and as r ecommended by seal ant manuf act ur er and EI FS manuf act ur er . Do not use absor pt i ve mat er i al s as backer r od. The backer r od shoul d be si zed 25 per cent l ar ger t han t he wi dt h of t he j oi nt .

PART 3 EXECUTI ON

3. 1 EXAMINATION

Exami ne subst r at e and exi st i ng condi t i ons t o det er mi ne t hat t he EI FS can be i nst al l ed as r equi r ed by t he EI FS manuf act ur er and t hat al l wor k r el at ed t o t he EI FS i s pr oper l y coor di nat ed. Sur f ace must be sound and f r ee of oi l , l oose mat er i al s or pr ot r usi ons whi ch wi l l i nt er f er e wi t h t he syst em i nst al l at i on. I f def i c i enci es ar e f ound, not i f y t he Cont r act i ng Of f i cer and do not pr oceed wi t h i nst al l at i on unt i l t he def i c i enci es ar e

Apr i l 2019 Page 11 SECTI ON 07 24 00 cor r ect ed. The subst r at e must be pl ane, wi t h no devi at i on gr eat er t han 1/ 4 i nch when t est ed wi t h a 10 f oot st r ai ght edge. Det er mi ne f l at ness, pl umbness, and any ot her condi t i ons f or conf or mance t o manuf act ur er ' s instructions.

3. 2 SURFACE PREPARATI ON

Pr epar e exi st i ng sur f aces f or appl i cat i on of t he EI FS t o meet f l at ness t ol er ances and sur f ace pr epar at i on accor di ng t o manuf act ur er ' s i nst al l at i on i nst r uct i ons but pr ovi de a f l at ness of not mor e t hat 1/ 4 i nch i n 10 f eet . Pr ovi de cl ean sur f aces f r ee of oi l and l oose mat er i al wi t hout pr ot r usi ons adver sel y af f ect i ng t he i nst al l at i on of t he i nsul at i on boar d.

For adhesi vel y at t ached EI FS, exi st i ng det er i or at ed pai nt must be r emoved. Due t o subst r at e condi t i ons or as r ecommended by t he syst em manuf act ur er , a pr i mer may be r equi r ed. Appl y t he pr i mer t o exi st i ng sur f aces as r ecommended by t he manuf act ur er . Use maski ng t ape t o pr ot ect ar eas adj acent t o t he EI FS t o pr event base or f i ni sh coat t o be appl i ed t o ar eas not i nt ended t o be cover ed wi t h t he EI FS. The cont r act or must not pr oceed wi t h t he i nst al l at i on unt i l al l not ed def i c i enci es of t he subst r at e ar e cor r ect ed.

3. 3 INSTALLATION

I nst al l EI FS as i ndi cat ed, compl y wi t h manuf act ur er ' s i nst r uct i ons except as ot her wi se speci f i ed, and i n accor dance wi t h t he shop dr awi ngs. EI FS must be i nst al l ed onl y by an appl i cat or t r ai ned by t he EI FS manuf act ur er .

Speci f i cal l y, i ncl ude al l manuf act ur er r ecommended pr ovi s i ons r egar di ng f l ashi ng and t r eat ment of wal l penet r at i ons. Any mat er i al s t hat show vi sual evi dence of bi ol ogi cal gr owt h due t o t he pr esence of moi st ur e must not be i nst al l ed on t he bui l di ng pr oj ect .

3. 3. 1 Sheat hi ng Boar d

Edges and ends of boar ds must be but t ed snugl y wi t h ver t i cal j oi nt s st agger ed t o pr ovi de f ul l and even suppor t f or t he i nsul at i on. Do not al i gn sheat hi ng boar d j oi nt s wi t h wal l openi ngs. Pr ovi de suppor t at bot h ver t i cal and hor i zont al j oi nt s. At t ach sheat hi ng boar d t o met al st uds wi t h sel f - t appi ng dr ywal l scr ews . Pl ace f ast ener s suf f i c i ent l y c l ose t o suppor t i mposed l oads, but not mor e t han:

a. Maxi mum of 8 i nches apar t on each suppor t i ng st ud

Space f ast ener s mor e cl osel y when r equi r ed f or negat i ve wi nd l oad resistance.

3. 3. 2 I nsul at i on Boar d

Unl ess ot her wi se speci f i ed by t he syst em manuf act ur er , pl ace t he l ong edge hor i zont al l y f r om l evel base l i ne. St agger ver t i cal j oi nt s and i nt er l ock at cor ner s. But t j oi nt s t i ght l y. Pr ovi de f l ush sur f aces at j oi nt s.

Of f set i nsul at i on boar d j oi nt s f r om j oi nt s i n sheat hi ng by at l east 8 i nches. Al i gn dr ai nage channel s of i nt egr al dr ai nage syst em or pr ovi de pol ypr opyl ene dr ai nage l at h space t o pr ovi de a pat h f or any wat er weeped f r om behi nd t he i nsul at i on t o escape wal l const r uct i on. Use L- shaped i nsul at i on boar d pi eces at cor ner s of openi ngs. Joi nt s of i nsul at i on must be but t ed t i ght l y. Sur f aces of adj acent i nsul at i on boar ds must be f l ush at j oi nt s. Gaps gr eat er t han 1/ 16 i nch bet ween t he i nsul at i on boar ds must

Apr i l 2019 Page 12 SECTI ON 07 24 00 be f i l l ed wi t h s l i ver s of i nsul at i on. Uneven boar d sur f aces wi t h i r r egul ar i t i es pr oj ect i ng mor e t han 1/ 16 i nch must be r asped i n accor dance wi t h t he manuf act ur er ' s i nst r uct i ons t o pr oduce an even sur f ace. At t ach i nsul at i on boar d as r ecommended by manuf act ur er . The adher ed i nsul at i on boar d must be al l owed t o r emai n undi st ur bed f or 24 hour s pr i or t o pr oceedi ng wi t h t he i nst al l at i on of t he base coat / r ei nf or ci ng mesh, or l onger i f necessar y f or t he adhesi ve t o dr y. However , do not l eave i nsul at i on boar d exposed l onger t han r ecommended by i nsul at i on manufacturer.

3. 3. 2. 1 Adhesi vel y Fast ened I nsul at i on Boar ds

Appl y i nsul at i on boar d usi ng adhesi ve spr ead wi t h a not ched t r owel t o t he back of t he i nsul at i on boar ds i n accor dance wi t h t he manuf act ur er ’ s instructions.

3. 3. 3 Base Coat and Rei nf or ci ng Fabr i c Mesh,

3. 3. 3. 1 Cl ass PB Syst ems

Al l ow t he adher ed i nsul at i on boar d t o dr y f or 24 hour s, or l onger i f necessar y, pr i or t o pr oceedi ng wi t h t he i nst al l at i on of t he base coat / r ei nf or ci ng f abr i c mesh. I nst al l r ei nf or ci ng f abr i c i n accor dance wi t h manuf act ur er ' s i nst r uct i ons. Mi x base coat i n accor dance wi t h t he manuf act ur er ' s i nst r uct i ons and appl y t o i nsul at ed wal l sur f aces t o t he t hi ckness speci f i ed by t he syst em manuf act ur er and pr ovi de any ot her r ei nf or cement r ecommended by EI FS manuf act ur er . Tr owel t he r ei nf or ci ng f abr i c mesh i nt o t he wet base coat mat er i al . Ful l y embed t he mesh i n t he base coat . When pr oper l y wor ked- i n, t he pat t er n of t he r ei nf or ci ng f abr i c mesh must not be vi s i bl e. Pr ovi de di agonal r ei nf or cement at openi ng cor ner s. Back- wr ap or edge wr ap al l t er mi nat i ons of t he EI FS. Over l ap t he r ei nf or ci ng f abr i c mesh a mi ni mum of 2. 5 i nches on pr evi ousl y i nst al l ed mesh, or but t ed, i n accor dance wi t h t he manuf act ur er ’ s i nst r uct i ons.

3. 3. 3. 2

3. 3. 4 Fi ni sh Coat

The base coat / r ei nf or ci ng mesh must be al l owed t o dr y a mi ni mum of 24 hour s pr i or t o appl i cat i on of t he f i ni sh coat . Sur f ace i r r egul ar i t i es i n t he base coat , such as t r owel mar ks, boar d l i nes, r ei nf or ci ng mesh l aps, et c. , must be cor r ect ed pr i or t o t he appl i cat i on of t he f i ni sh coat .

Appl y and l evel f i ni sh coat i n one oper at i on. Obt ai n f i nal t ext ur e by t r owel s, f l oat s, or by spr ay appl i cat i on as necessar y t o achi eve t he r equi r ed f i ni sh mat chi ng appr oved mock- up i nst al l at i on. Appl y t he f i ni sh coat t o t he dr y base coat mai nt ai ni ng a wet edge at al l t i mes t o obt ai n a uni f or m appear ance. The t hi ckness of t he f i ni sh coat must be i n accor dance wi t h t he syst em manuf act ur er ’ s cur r ent publ i shed i nst r uct i ons.

Appl y f i ni sh coat so t hat i t does not cover sur f aces t o whi ch j oi nt seal ant s ar e t o be appl i ed.

3. 4 JOI NT SEALI NG

Seal EI FS at openi ngs as r ecommended by t he syst em manuf act ur er . Appl y seal ant onl y t o t he base coat or base coat wi t h EI FS Manuf act ur er ' s col or coat i ng. Do not appl y seal ant t o t he f i ni sh coat .

Apr i l 2019 Page 13 SECTI ON 07 24 00

3. 4. 1 Sur f ace Pr epar at i on, Backer Rod, and Pr i mer

I mmedi at el y pr i or t o appl i cat i on, r emove l oose mat t er f r om j oi nt . Ensur e t hat j oi nt i s dr y and f r ee of f i ni sh coat , or ot her f or ei gn mat t er .

I nst al l backer r od. Appl y pr i mer as r equi r ed by seal ant and EI FS manuf act ur er . Check t hat j oi nt wi dt h i s as shown on dr awi ngs but i n no case shal l i t be l ess t han 0. 5 i nch f or per i met er seal s and 0. 75 i nch f or expansi on j oi nt s. The wi dt h must not be l ess t han 4 t i mes t he ant i c i pat ed movement . Check seal ant manuf act ur er ' s r ecommendat i ons r egar di ng pr oper wi dt h t o dept h r at i o.

3. 4. 2 Sealant

Do not appl y seal ant unt i l al l EI FS coat i ngs ar e f ul l y dr y. Appl y seal ant i n accor dance wi t h seal ant manuf act ur er ' s i nst r uct i ons wi t h gun havi ng nozzl e t hat f i t s j oi nt wi dt h. Do not use seal ant t hat has exceeded shel f l i f e or cannot be di schar ged i n a cont i nuous f l ow. Compl et el y f i l l t he j oi nt sol i dl y wi t h seal ant wi t hout ai r pocket s so t hat f ul l cont act i s made wi t h bot h s i des of t he j oi nt . Tool seal ant wi t h a r ound i nst r ument t hat pr ovi des a concave pr of i l e and a uni f or ml y smoot h and wr i nkl e f r ee seal ant sur f ace. Do not wet t ool t he j oi nt wi t h soap, wat er , or any ot her l i qui d t ool i ng ai d. Dur i ng i ncl ement weat her , pr ot ect t he j oi nt s unt i l seal ant appl i cat i on. Use par t i cul ar caut i on i n seal i ng j oi nt s bet ween wi ndow and door f r ames and t he EI FS wal l and at al l ot her wal l penet r at i ons. Cl ean al l sur f aces t o r emove excess seal ant .

3. 5 FI ELD QUALI TY CONTROL

Thr oughout t he i nst al l at i on, t he cont r act or must est abl i sh and mai nt ai n an i nspect i on pr ocedur e t o assur e compl i ance of t he i nst al l ed EI FS wi t h cont r act r equi r ement s. Wor k not i n compl i ance must be r emoved and r epl aced or cor r ect ed i n an appr oved manner . The i nspect i on pr ocedur es, f r om accept ance of del i ver i es t hr ough i nst al l at i on of seal ant s and f i nal accept ance must be per f or med by qual i f i ed i nspect or t r ai ned by t he manuf act ur er . No wor k on t he EI FS i s al l owed unl ess t he i nspect or i s pr esent at t he j ob s i t e.

3. 5. 1 I nspect i on Check Li st

Dur i ng t he i nst al l at i on and at t he compl et i on of i nst al l at i on, per f or m i nspect i ons cover i ng at t he mi ni mum al l appl i cabl e i t ems enumer at ed on t he at t ached check l i s t . The i nspect or must i ni t i al and dat e al l appl i cabl e i t ems, s i gn t he check l i s t , and submi t i t t o t he Cont r act i ng Of f i cer at t he compl et i on of t he EI FS er ect i on.

CHECK LI ST

Item Description Appr'd/Date_

a. Mat er i al s ar e handl ed and st or ed cor r ect l y. _ ____

b. Envi r onment al condi t i ons ar e wi t hi n speci f i ed l i mi t s, _ _____ i ncl udi ng t emper at ur e not bel ow 4 degr ees C ( 40 degr ees F) , and t he wor k i s pr ot ect ed f r om t he el ement s as r equi r ed.

c. Pr epar at i on and i nst al l at i on i s per f or med by qual i f i ed _ _____ per sonnel usi ng t he cor r ect t ool s.

Apr i l 2019 Page 14 SECTI ON 07 24 00

CHECK LI ST

Item Description Appr'd/Date_

d. Adj acent ar eas t o whi ch EI FS i s not t o be appl i ed _ ____ ( such as on wi ndow and door f r ames) ar e pr ot ect ed wi t h maski ng t ape, pl ast i c f i l ms, dr op cl ot hs, et c.

t o pr event acci dent al appl i cat i on of EI FS mat er i al s.

e. Cont r ol , expansi on and aest het i c j oi nt s ar e i nst al l ed as _ ____ i ndi cat ed or r ecommended. Accessor i es ar e pr oper l y i nst al l ed.

f . Subst r at e i s i n- pl ane, pr oper l y at t ached, c l ean, dr y, and _ ____ f r ee of cont ami nant s. Concr et e subst r at e i s f r ee of ef f l or escence.

g. Mat er i al s ar e mi xed t hor oughl y and i n pr oper pr opor t i ons. _ ____

h. Adhesi ve i s appl i ed i n suf f i c i ent quant i t y wi t h pr oper - _ ____ s i ze not ched t r owel .

i . Mechani cal at t achment s have pr oper spaci ng, l ayout and _ ____ f ast ener dept h.

j . I nsul at i on boar ds ar e t i ght l y abut t ed, i n r unni ng bond _ ____ pat t er n, wi t h j oi nt s st agger ed wi t h t he sheat hi ng, boar d cor ner s i nt er l ocked, L- shaped boar ds ar ound openi ngs, edges f r ee of adhesi ve, and pr ovi s i on f or j oi nt s. Gaps ar e f i l l ed and sur f aces r asped.

k. I nsul at i on adhesi ve must be al l owed t o dr y ( a mi ni mum of _ ____ 24- hour s) pr i or t o t he appl i cat i on of t he base coat .

l . Rei nf or ci ng f abr i c mesh i s pr oper l y back- wr apped at _ ____ t er mi nat i ons.

m. Rei nf or ci ng f abr i c mesh i s f ul l y embedded and pr oper l y _ ____ pl aced. Cor ner s ar e r ei nf or ced. Openi ngs ar e di agonal l y r ei nf or ced. Mesh over l aps mi ni mum 65 mm ( 2- 1/ 2 i nches) .

n. Base coat t hi ckness i s wi t hi n speci f i ed l i mi t s. _ ____

o. The base coat / r ei nf or ci ng f abr i c mesh must be al l owed t o _ ____ dr y ( a mi ni mum of 24- hour s) pr i or t o t he appl i cat i on of t he f i ni sh coat .

p. Fi ni sh coat i s appl i ed wi t h suf f i c i ent number of _ ____ per sonnel and st opped at sui t abl e poi nt s. Fl oat s and met hods of t ext ur i ng ar e uni f or m.

q. Al l f l ashi ngs ar e pr oper l y i nst al l ed. _ ____ r . Al l j oi nt s ar e pr oper l y seal ed i n t hei r ent i r e l engt h _ ____ at t i me and under envi r onment al condi t i ons as speci f i ed by t he manuf act ur er .

Apr i l 2019 Page 15 SECTI ON 07 24 00

CHECK LI ST

Item Description Appr'd/Date_

s. Al l scaf f ol di ng, equi pment , mat er i al s, debr i s _ ____ and t empor ar y pr ot ect i on ar e r emoved f r om si t e upon compl et i on.

Name of I nspect or : ________________ Si gned: __________________ Date:________

3. 6 CLEANUP

Upon compl et i on, r emove al l scaf f ol di ng, equi pment , mat er i al s and debr i s f r om si t e. Remove al l t empor ar y pr ot ect i on i nst al l ed t o f aci l i t at e i nst al l at i on of EI FS.

- - End of Sect i on - -

Apr i l 2019 Page 16 SECTI ON 07 24 00