UFGS 09 96 59 High-Build Glaze Coatings.pdf

USACE / NAVFAC / AFCEC / NASA UFGS- 09 96 59 ( May 2011)

Change 1 - 08/ 17

Pr epar i ng Act i v i t y: NAVFAC Superseding UFGS- 09 96 59 ( Apr i l 2006)

UNI FI ED FACI LI TI ES GUI DE SPECI FI CATI ONS

Ref er ences ar e i n agr eement wi t h UMRL dat ed Jul y 2021

SECTION TABLE OF CONTENTS

DIVISION 09 - FINISHES

SECTION 09 96 59

HIGH-BUILD GLAZE COATINGS

05/ 11, CHG 1: 08/ 17

PART 1 GENERAL

1.1 REFERENCES

1.2 SUBMITTALS

1.3 DELIVERY, STORAGE, AND HANDLING

1.3.1 Acceptance at Site

1.3.2 Storage and Protection

1.4 ENVIRONMENTAL REQUIREMENTS

1.4.1 Protection During Cleaning

1.4.2 Personnel Protection During Coating Applications

1.4.3 Protection During Application of Polyurethane Paints

1.5 QUALIFICATIONS OF INSTALLER

PART 2 PRODUCTS

2.1 WALL COATING SYSTEM

2.1.1 Filler Material

2.1.2 Primers

2.1.3 Top Coating

2.1.4 High-Build Glaze Coatings Systems Requirements

2.2 COLORS

2.3 SOURCE QUALITY CONTROL

2.3.1 Top Coat Testing

PART 3 EXECUTION

3.1 Examination

3.1.1 Verification of Surface Conditions

3.2 PREPARATION

3.2.1 Protection

3.2.2 Moisture

3.2.3 Restoration

3.2.4 Surface Preparation

3.2.5 Additional Preparation for Specific Materials

SECTION 09 96 59 Page 1

3.2.5.1 Sealants and Caulkings

3.2.5.2 Foreign Substances

3.2.5.3 Previously Painted or Coated Surfaces

3.2.5.4 Ferrous Metals

3.2.5.5 Galvanized Metal

3.2.5.6 Aluminum

3.2.5.7 Concrete, Masonry, and Portland Cement Plaster

3.2.5.8 Gypsum Plaster

3.2.5.9 Woodwork

3.2.5.10 Gypsum Wallboard

3.3 COATING APPLICATION

3.3.1 Apply Coating

3.3.2 Thickness Test

3.3.3 Interior Application

3.3.4 Exterior Application

-- End of Section Table of Contents --

SECTION 09 96 59 Page 2

USACE / NAVFAC / AFCEC / NASA UFGS- 09 96 59 ( May 2011)

Change 1 - 08/ 17

Pr epar i ng Act i v i t y: NAVFAC Superseding UFGS- 09 96 59 ( Apr i l 2006)

UNI FI ED FACI LI TI ES GUI DE SPECI FI CATI ONS

Ref er ences ar e i n agr eement wi t h UMRL dat ed Jul y 2021

SECTION 09 96 59

HIGH-BUILD GLAZE COATINGS

05/ 11, CHG 1: 08/ 17

NOTE: Thi s gui de speci f i cat i on cover s t he r equi r ement s f or epoxy- pol yami de, pol yur et hane, and epoxy pol yest er hi gh per f or mance, ar chi t ect ur al wal l coat i ng syst ems f or i nt er i or and ext er i or sur f aces.

Adher e t o UFC 1-300-02 Uni f i ed Faci l i t i es Gui de Speci f i cat i ons ( UFGS) For mat St andar d when edi t i ng t hi s gui de speci f i cat i on or pr epar i ng new pr oj ect speci f i cat i on sect i ons. Edi t t hi s gui de speci f i cat i on f or pr oj ect speci f i c r equi r ement s by addi ng, del et i ng, or r evi s i ng t ext . For br acket ed i t ems, choose appl i cabl e i t em( s) or i nser t appr opr i at e i nf or mat i on.

Remove i nf or mat i on and r equi r ement s not r equi r ed i n r espect i ve pr oj ect , whet her or not br acket s ar e present.

Comment s, suggest i ons and r ecommended changes f or t hi s gui de speci f i cat i on ar e wel come and shoul d be submi t t ed as a Criteria Change Request (CCR) .

NOTE: Except f or moi st ur e- cur i ng pol yur et hane, t hey ar e t wo- component syst ems and cont ai n f i l l er s t hat hel p pr ovi de t he hi gh- bui l d. They ar e i nt ended f or appl i cat i on t o concr et e, masonr y, pl ast er or wal l boar d, and al so may be used on wood, met al , or f i ber gl ass. The coat i ngs ar e avai l abl e i n gl oss or semi gl oss and ar e somet i mes cal l ed t i l e- l i ke coat i ngs or l i qui d gl aze coat i ngs. Some of t he coat i ngs ar e hi gh i n Vol at i l e Or gani c Compounds ( VOC) . The speci f i er must ensur e t hat sel ect ed pr oduct s do not exceed al l owabl e VOC r equi r ement s.

NOTE: On t he dr awi ngs, show:

SECTION 09 96 59 Page 3

1. Locat i ons f or wal l coat i ng syst ems.

2. Fi ni sh schedul e.

PART 1 GENERAL

1.1 REFERENCES

NOTE: Thi s par agr aph i s used t o l i s t t he publ i cat i ons c i t ed i n t he t ext of t he gui de speci f i cat i on. The publ i cat i ons ar e r ef er r ed t o i n t he t ext by basi c desi gnat i on onl y and l i s t ed i n t hi s par agr aph by or gani zat i on, desi gnat i on, dat e, and t i t l e.

Use t he Ref er ence Wi zar d' s Check Ref er ence f eat ur e when you add a Ref er ence I dent i f i er ( RI D) out si de of t he Sect i on' s Ref er ence Ar t i c l e t o aut omat i cal l y pl ace t he r ef er ence i n t he Ref er ence Ar t i c l e. Al so use t he Ref er ence Wi zar d' s Check Ref er ence f eat ur e t o updat e t he i ssue dat es.

Ref er ences not used i n t he t ext wi l l aut omat i cal l y be del et ed f r om t hi s sect i on of t he pr oj ect speci f i cat i on when you choose t o r econci l e r ef er ences i n t he publ i sh pr i nt pr ocess.

The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.

ASTM INTERNATIONAL (ASTM)

ASTM E84 (2020) Standard Test Method for Surface Burning Characteristics of Building Materials

MASTER PAINTERS INSTITUTE (MPI)

MPI 31 (2012) Varnish, Polyurethane, Moisture Cured, Gloss (MPI Gloss Level 6)

MPI 71 (2012) Varnish, Polyurethane, Moisture Cured, Flat (MPI Gloss Level 1)

MPI 72 (2016) Polyurethane, Two-Component, Pigmented, Gloss (MPI Gloss Level 6-7)

SOCIETY FOR PROTECTIVE COATINGS (SSPC)

SSPC SP 5/NACE No. 1 (2007) White Metal Blast Cleaning

SSPC SP 6/NACE No.3 (2007) Commercial Blast Cleaning

SSPC SP 10/NACE No. 2 (2007) Near-White Blast Cleaning

SECTION 09 96 59 Page 4

1.2 SUBMITTALS

NOTE: Revi ew Submi t t al Descr i pt i on ( SD) def i ni t i ons i n Sect i on 01 33 00 SUBMI TTAL PROCEDURES and edi t t he f ol l owi ng l i s t , and cor r espondi ng submi t t al i t ems i n t he t ext , t o r ef l ect onl y t he submi t t al s r equi r ed f or t he pr oj ect . The Gui de Speci f i cat i on t echni cal edi t or s have cl assi f i ed t hose i t ems t hat r equi r e Gover nment appr oval , due t o t hei r compl exi t y or cr i t i cal i t y, wi t h a " G" . Gener al l y, ot her submi t t al i t ems can be r evi ewed by t he Cont r act or ' s Qual i t y Cont r ol Syst em. Onl y add a " G" t o an i t em i f t he submi t t al i s suf f i c i ent l y i mpor t ant or compl ex i n cont ext of t he pr oj ect .

For Ar my pr oj ect s, f i l l i n t he empt y br acket s f ol l owi ng t he " G" c l assi f i cat i on, wi t h a code of up t o t hr ee char act er s t o i ndi cat e t he appr ovi ng aut hor i t y. Codes f or Ar my pr oj ect s usi ng t he Resi dent Management Syst em ( RMS) ar e: " AE" f or Ar chi t ect - Engi neer ; " DO" f or Di st r i ct Of f i ce ( Engi neer i ng Di v i s i on or ot her or gani zat i on i n t he Di st r i ct Of f i ce) ; " AO" f or Ar ea Of f i ce; " RO" f or Resi dent Of f i ce; and " PO" f or Pr oj ect Of f i ce. Codes f ol l owi ng t he " G" t ypi cal l y ar e not used f or Navy, Ai r For ce, and NASA pr oj ect s.

The " S" c l assi f i cat i on i ndi cat es submi t t al s r equi r ed as pr oof of compl i ance f or sust ai nabi l i t y Gui di ng Pr i nci pl es Val i dat i on or Thi r d Par t y Cer t i f i cat i on and as descr i bed i n Sect i on 01 33 00 SUBMI TTAL

PROCEDURES.

Choose t he f i r st br acket ed i t em f or Navy, Ai r For ce, and NASA pr oj ect s, or choose t he second br acket ed i t em f or Ar my pr oj ect s.

Government approval is required for submittals with a "G" or "S" classification. Submittals not having a "G" or "S" classification are [for Contractor Quality Control approval.][for information only. When used, a code following the "G" classification identifies the office that will review the submittal for the Government.] Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:

SD-03 Product Data

High-Build Glaze Coatings

Submit three copies of coating manufacturer's printed product data.

SD-04 Samples

High-Build Glaze Coatings ; G[, [_____]]

Submit color chips of standard colors.

SECTION 09 96 59 Page 5

Coating System ; G[, [_____]]

Submit rigid panels on which the complete coating system is applied. Submit panels of the same materials as the surfaces to which the coating system is to be applied.

SD-06 Test Reports

Filler Material

Primers

Top Coating

SD-07 Certificates

Qualifications of Installer

SD-08 Manufacturer's Instructions

Wall Coating System

Submit instructions covering application of the wall coating system, including surface preparation, detailed application procedures, number and types of coats required, maximum and minimum application temperatures, and induction, pot life, and intercoat cure times. Safety Data Sheets (SDS) shall address all components of the paint coating system, including solvents, primers, and other hazardous materials.

1.3 DELIVERY, STORAGE, AND HANDLING

1.3.1 Acceptance at Site

Deliver materials to the project site in original, factory-sealed containers or packages labeled with identification of contents, manufacturer's name and address, manufacturer's tradename or trademark, date of manufacture, specification number, batch number, color, instructions for use, and recommendations for protective measures against toxicity.

1.3.2 Storage and Protection

Protect and store materials under cover in dry, well-ventilated areas.

Keep in original tightly sealed containers or packages, and in such sequence that oldest stocks are used first. Store at temperatures between 4 and 49 degrees C 40 and 120 degrees F . Do not use material that is more than one year old from the date of manufacturing.

1.4 ENVIRONMENTAL REQUIREMENTS

1.4.1 Protection During Cleaning

Personnel engaged in solvent-cleaning of galvanized metal and aluminum, or cleaning concrete, masonry, or portland cement plaster with 5 to 10 percent solution of hydrochloric acid, shall wear the appropriate personal protective equipment to prevent skin and eye contact and fumes inhalation. Ventilate all work areas properly.

SECTION 09 96 59 Page 6

1.4.2 Personnel Protection During Coating Applications

Personnel painting with high-build glaze coating systems shall wear the appropriate personal protective equipment to prevent skin or eye contact or inhalation. Ensure employees use and maintain solvent-resistant, personal protective equipment for the whole body. Emergency eye wash and water supplies shall be available near the work area for emergency flushing of the eyes and body. Coating applications shall be performed only in areas with good ventilation. Smoking will not be permitted in the area where coating is being applied. Wall and room temperature at the time of coating application and curing shall be in accordance with the manufacturer's instructions.

1.4.3 Protection During Application of Polyurethane Paints

Mix and apply polyurethane paints only in specifically designated areas with local exhaust ventilation and other environmental control measures as recommended on the basis of an on-site industrial hygiene survey. Supply and use air respirators in closed areas where adequate ventilation cannot be obtained.

1.5 QUALIFICATIONS OF INSTALLER

Installation shall be by an applicator approved by the manufacturer of the surfacing materials. Furnish a written statement from the manufacturer indicating that the installer is acceptable.

PART 2 PRODUCTS

2.1 WALL COATING SYSTEM

2.1.1 Filler Material

As recommended by the coating system manufacturer.

2.1.2 Primers

As recommended by the coating system manufacturer.

2.1.3 Top Coating

NOTE: Sel ect wal l coat i ngs compat i bl e wi t h t he sur f aces t hey ar e t o cover and i n accor dance wi t h:

1. Hi gh Per f or mance Ar chi t ect ur al Coat i ngs ( HI PAC) . They ar e t ough, dur abl e, or gani c syst ems appl i ed t o a cont i nuous ( seaml ess) hi gh- bui l d f i l m and cur e t o a har d gl aze f i ni sh. They ar e r esi st ant t o cont i nuous heat and humi di t y, abr asi on, st ai ni ng, chemi cal s, and bi ol ogi cal gr owt h. They ar e used i n ar eas wher e hi gh humi di t y, wear , or unusual chemi cal r esi st ance r equi r ement s, par t i cul ar l y t o soi l i ng, ar e r equi r ed, and wher e st r ong det er gent s ar e used t o mai nt ai n sani t ar y condi t i ons. St al l shower s, publ i c hal l s and st ai r ways, l avat or i es, l ocker ar eas, ani mal pens, and bi ol ogi cal l abor at or i es ar e t ypi cal ar eas wher e t hese coat i ngs ar e r ecommended.

SECTION 09 96 59 Page 7

Ot her ar eas of use ar e i n f ood pr ocessi ng, dai r i es, r est aur ant s, school s, and ai r t er mi nal s. HI PAC syst ems shoul d be used onl y as compl et e syst ems, and as r ecommended by t he manuf act ur er . Mi ni mum dr y f i l m t hi ckness i s 0. 075 mm 3 mi l s f or each of t wo coat s. Fur ni shed i n Gl oss, and Semi gl oss.

These coat i ngs ar e f or i nt er i or use and ar e f or mul at ed wi t h any one of t he f ol l owi ng r esi ns:

Epoxy- pol yami de, epoxy pol yest er , or al i phat i c or ar omat i c pol yur et hane r esi ns:

a. Epoxy- pol yami de - chemi cal - and cor r osi on- r esi st ant , adhesi ve, al kal i - r esi st ant , water-tolerant.

b. Epoxy- pol yest er - chemi cal - r esi st ant , abr asi on- and i mpact - r esi st ant , f i r e- r esi st ant , l ow odor.

c. Al i phat i c or ar omat i c pol yur et hane - f l exi bl e, abr asi on- and i mpact - r esi st ant .

2. Two component , epoxy- pol yami de f or i nt er i or use. For met al , wood, concr et e, masonr y sur f aces, and pai nt ed sur f aces wher e hi gh gl oss or gl aze t ype f i ni sh, ext r eme wor kabi l i t y and r esi st ance t o abr asi on and st ai ns i s desi r ed. Par t i cul ar l y usef ul f or hal l ways, k i t chens, bat hr ooms, l aundr i es and hospi t al s wher e mai nt enance of sani t ar y condi t i ons i s i mpor t ant . Mi ni mum dr y f i l m t hi ckness i s 0. 075 mm 3 mi l s f or each of t wo coat s. Maxi mum vol at i l e or gani c compounds ( VOC) t o be 340 gr ams/ l i t er .

3. MPI 31 or MPI 71. Si ngl e component , moi st ur e- cur i ng ur et hane. For f l oor s, wal l s, machi ner y, equi pment and ot her sur f aces wher e good abr asi on r esi st ance, col or r et ent i on, gl oss r et ent i on, gr af f i t i r esi st ance and good r esi st ance t o aci ds, al kal i s, sol vent s, st r ong cl eaner s and sani t i zer s, f uel and chemi cal s ar e necessar y. Can al so be used on concr et e f l oor s, br i ck and masonr y sur f aces ( pr oper l y condi t i oned) , met al s ( pr oper l y pr i med) , and wood ( pr oper l y pr epar ed and seal ed. ) Mi ni mum dr y f i l m t hi ckness i s 0. 075 mm 3 mi l s f or each of 3 coat s.

a. High Performance Architectural Coating, [Epoxy-Polyamide][Epoxy-Polyester][Polyurethane][, Gloss][, Semigloss]

b. Two component, epoxy-polyamide for interior use.

[c. MPI 31 , Single Component, Moisture-curing Urethane, clear, gloss top coat. ]

[d. MPI 71 , Single Component, Moisture-curing Urethane, clear, flat top coat.]

SECTION 09 96 59 Page 8

[e. MPI 72 , Two-Component, Pigmented, gloss level 6.]

2.1.4 High-Build Glaze Coatings Systems Requirements

Provide a complete coating system from a single manufacturer. The system shall have a flame spread index of not more than 25 and a smoke developed index of not more than [50] [_____], when tested in accordance with

ASTM E84.

2.2 COLORS

NOTE: I ndi cat e col or s on t he f i ni sh schedul e. When col or s ar e i dent i f i ed by a manuf act ur er ' s name and desi gnat i on, i ncl ude t he opt i onal sent ence i n br acket s. I f t he " ar chi t ect ur al f i ni shes di spl ay boar d" i s used, i t must be on di spl ay i n t he of f i ce of t he Cont r act i ng Of f i cer . The ar chi t ect ur al di spl ay boar d shoul d be used onl y t o suppl ement t he i nf or mat i on cont ai ned on t he dr awi ngs.

Top coating colors shall be [as indicated] [and] [as shown on the architectural finishes display board]. [Colors indicated by reference to manufacturer's name and designations are for color identification only and are not intended to limit selection of other manufacturer's products with similar colors.]

2.3 SOURCE QUALITY CONTROL

2.3.1 Top Coat Testing

NOTE: Choose one of t he f ol l owi ng opt i ons.

[High Performance Architectural Coating: Abrasion resistance with 100 mg maximum loss, scrubability, resistance to heat and humidity, and impact resistance tests.]

[Epoxy-polyamide: abrasion resistance and steam resistance tests.]

[ MPI 31 abrasion resistance and resistance to water tests [and, resistance to accelerated weathering test, for loss of gloss, and chalking, with continuous exposure to light and intermittent exposure to water spray].]

PART 3 EXECUTION

3.1 Examination

3.1.1 Verification of Surface Conditions

Before commencing work, inspect surfaces to receive coatings and report to the Contracting Officer, in writing, of unsatisfactory surfaces.

Inspection shall include examining the nature and condition of surfaces before, during, and after painting application, and reporting the same on a systematic basis. Inspection shall include ensuring that manufacturer's recommended procedures are followed during each stage of surface preparation and paint application.

SECTION 09 96 59 Page 9

3.2 PREPARATION

3.2.1 Protection

Remove, mask, or otherwise protect hardware, fixtures, accessories, and parts in contact with coated surfaces, and other parts that are factory-finished such as motors, sensing devices, thermostats. Protect adjacent surfaces to confine coatings to designated areas. Correct defects caused by installed equipment prior to finishing. Reinstall removed work after completion of each area.

3.2.2 Moisture

NOTE: Sel ect moi st ur e per cent age al l owabl e i n accor dance wi t h subst r at e mat er i al s: 15 per cent maxi mum f or concr et e, masonr y, and por t l and cement pl ast er sur f aces and 8 per cent maxi mum f or gypsum pl ast er sur f aces.

Surfaces shall be dry to receive finishes. Measure moisture content of substrate with probe-type moisture meter implanted into backing. Moisture content shall not exceed [8] [15] percent.

3.2.3 [ Restoration

NOTE: I ncl ude t hi s par agr aph onl y f or wor k on r epai r pr oj ect s wher e pai nt i ng of exi st i ng subst r at e sur f aces i s i ncl uded.

Prior to application of coatings, touch up and restore all substrates where damaged or defaced.

] 3.2.4 Surface Preparation

Prepare surfaces in accordance with the coating manufacturer's printed instructions. Remove contaminants including splinters, mortars, rust and other products of corrosion, disintegrated coatings, and other substances that could interfere with adhesion of the coating system to the substrate.

3.2.5 Additional Preparation for Specific Materials

3.2.5.1 Sealants and Caulkings

Remove loose, cracked, or otherwise defective sealant materials and replace with new sealant as specified in Section 07 92 00 JOINT SEALANTS.

Sealant materials shall be compatible with wall coating system materials.

3.2.5.2 Foreign Substances

Remove foreign substances by water washing, steam cleaning, cleaning compounds or detergents, or other procedures.

SECTION 09 96 59 Page 10

3.2.5.3 [ Previously Painted or Coated Surfaces

NOTE: The 25 per cent ar ea i s v i sual onl y. Lesser ar ea per cent age may be r emoved f ul l y at t he r ecommendat i on of t he user . Del et e t hi s par agr aph i f pr oj ect does not i ncl ude pai nt i ng of exi st i ng surfaces.

Remove loose or scaling materials prior to application of wall coating.

Repair, smooth, sand, spackle, or otherwise treat to render imperceptible in the finished work defects such as scratches, nicks, cracks, gouges, spalls, alligatoring, and irregularities due to partial peeling of previous paint coatings. Where impractical to satisfactorily eliminate defects by other means, remove existing coatings from the entire surface, repair surface as necessary, prime, and repaint. Completely remove coating in areas where more than 25 percent of the existing substrate material has failed.

] 3.2.5.4 Ferrous Metals

Prepare ferrous metals in accordance with SSPC SP 5/NACE No. 1 , SSPC SP 6/NACE No.3 , or SSPC SP 10/NACE No. 2 , as recommended by the manufacturer.

3.2.5.5 Galvanized Metal

Clean and dry, using solvent, galvanized metal surfaces of detrimental foreign matter such as oil, grease, and other contaminants. Prior to coating application, pretreat the surface material in accordance with manufacturer's printed instructions for pretreatment compound mixing and application.

3.2.5.6 Aluminum

Using solvent, clean surfaces of oils, grease, and other lubricants.

Remove dirt, water-soluble chemicals, and similar surface contaminants by washing with water, or water and detergent. When detergents are used, rinse with clear water. Pretreat these surfaces prior to coating application in accordance with manufacturer's printed instructions.

3.2.5.7 Concrete, Masonry, and Portland Cement Plaster

Cure new concrete and masonry surfaces a minimum of 30 days prior to painting. Repair concrete surfaces before coating. Clean surfaces to be coated, removing dirt, fungus, grease, oil, asphalt, tar, and other foreign substances. Remove efflorescence, chalk, and similar substances from concrete, masonry, portland cement, and plaster surfaces in the following manner:

a. Wash with a 5 to 10 percent aqueous solution of hydrochloric acid and rinse the surface with clean water and allow to dry.

b. Free surfaces from mortar deposits and form release agents.

c. Remove laitance from surfaces by etching with hydrochloric acid solution.

SECTION 09 96 59 Page 11

d. Rinse the surface again with clean water and allow to dry.

e. Sand cracked surfaces smooth and fill with filler compatible with the substrate and coating materials.

f. Apply filler until surfaces are completely filled (pin-hole free) and smooth.

g. Sand lightly and wipe clean.

[h. Apply the filler in [one][two] coat[s], to a [wet] [dry] film thickness of [_____] millimeters mils [for each coat], measured with a Tooke gage or similar thickness measuring gage].

3.2.5.8 Gypsum Plaster

Thoroughly dry and clean gypsum plaster before application of coatings.

Remove lime deposits by sanding lightly. Sand cracked surfaces smooth;

and fill with joint treatment compound compatible with plaster and coating materials. Sand lightly and wipe clean. Surfaces of plaster shall age a minimum of 30 calendar days and pass the following test: Using an electric moisture meter, when more than 8 percent moisture is indicated, surfaces are not sufficiently cured to be coated.

3.2.5.9 Woodwork

NOTE: Sel ect cor r espondi ng opt i on or opt i ons appl i cabl e t o t he pr oj ect . Del et e t hi s par agr aph i f pr oj ect does not i ncl ude woodwor k ar eas.

Provide a surface which is dry, smooth, and free from raised grain or other imperfections. Fill nail holes, cracks, joints, crevices, and other blemishes with materials compatible with the coating materials, and sand smooth and flush with adjacent wood surfaces before application of coatings. Sand in the direction of the grain. Back-prime wood in contact with or built into concrete, masonry, or plaster as specified in Section 09 90 00 PAINTS AND COATINGS. Prime end cuts and edges. [Seal with a mixture of equal parts of shellac and alcohol or knot sealer.] [Treat as specified for defects such as knots, resins, gum, or extractives].

3.2.5.10 Gypsum Wallboard

Reinforce and conceal joints of gypsum wallboard panels as specified in Section 09 29 00 GYPSUM BOARD. Apply a skim coat of gypsum plaster over the gypsum wallboard. Sand smooth, fill with joint treatment compound, sand lightly, and wipe clean surfaces prior to application of glaze coating.

3.3 COATING APPLICATION

Apply coating system over specified filler where applicable.

3.3.1 Apply Coating

After preparing surface, apply coating system directly to metal, gypsum wallboard, gypsum plaster, and previously painted surfaces in accordance with the manufacturer's instructions. Provide alkali-resistant primers

SECTION 09 96 59 Page 12 for concrete, masonry, and portland cement plaster surfaces.

3.3.2 Thickness Test

Measure dry film thickness of coating system, excluding filler coat, with a Tooke gage or similar thickness measuring gage. Any paint damaged during thickness measurement shall be repaired to match the original.

3.3.3 Interior Application

NOTE: Speci f y t he dr y f i l m t hi ckness of t he coat i ng r equi r ed over t he f i l l er , i n accor dance wi t h t he t ype of subst r at e f or speci f i ed coat i ng.

Apply wall coating system in accordance with manufacturer's specifications with a spreading rate to produce a dry film thickness of [_____] mm mils for each of [two] [three] coats applied. Protect coated surfaces after application and during the curing periods.

3.3.4 Exterior Application

NOTE: Speci f y t he dr y f i l m t hi ckness of t he coat i ng r equi r ed over t he f i l l er , i n accor dance wi t h t he t ype of subst r at e f or speci f i ed coat i ng.

Mix and apply wall coating system in accordance with manufacturer's specifications with a spreading rate to produce a dry film thickness of [_____] mm mils for each of [two][three] coats applied. Protect coated surfaces during curing periods.

-- End of Section --

SECTION 09 96 59 Page 13