12TH EDITION National Gypsum Construction Guide

1 National Gypsum Construction Guide12 THEDITION 09 20 00/NGC HOW TO USE THE National Gypsum COMPANYGYPSUM Construction GUIDENATIONAL Gypsum PRODUCTS FOR ALL YOUR BUILDING NEEDSYour National Gypsum Company Gypsum ConstructionGuide has been carefully developed to provide you with acomprehensive Guide to the entire range of National Gypsumproducts. We have attempted to give you the most accurate,up-to-date information in a clear, concise, easy-to-readformat. Because it is important for us to ensure our Guide isuser-friendly, we welcome your comments. Please write us at: National Gypsum Company Technical ServicesDepartment, 2001 Rexford Road, Charlotte, 28211 orcall 1-800- National (1-800-628-4662) or your easy reference and accessibility to this information, wehave placed all of our Sweet s material in this section.

2 For acomplete copy of our literature call DRAWINGS AND SPECIFICATIONSTo assist you in your design process, all CAD drawings andspecifications are available at aided design (CAD) drawings are in DXF, DWG andGIF file formats. Specifications are in CSI three-part format andCSI page format. Additional specification options are provided inMasterspec and 2008 National Gypsum COMPANYN ational Gypsum Company Headquarters2001 Rexford RoadCharlotte, North Carolina 28211(704) 365-7300 Internet - Gypsum CONVENTIONAL PLASTER SYSTEMSDETAILSDESCRIPTIONS uspended Metal Lath CeilingsTECHNICAL DATASIZE AND SPACING OF CHANNEL FOR SUSPENDED CEILINGSC enter to Main ChannelCenter Spacing Size of(weight Maximumof HangersCold Rolled per 1000 ft.)Center to CenterAlong ChannelChannel(305 M)Spacing of Channelup to 3'1 1/2"475 '(914 mm)( mm)(216 kg)(1219 mm)up to 3'6"1 1/2"475 '6"(1067 mm)( mm)(216 kg)(1067 mm)up to 4'1 1/2"475 '(1219 mm)( mm)(216 kg)(914 mm)SIZE AND SPACING OF CHANNEL FOR FURRED AND SUSPENDED CEILINGS3/4" ( mm) ChannelMaximumCenter to CenterCross Furring 300 of Hangers(136 kg)/1000 ft.

3 (305 M)Spacingup to 3' (914 mm)3/8" ( mm) rib lath24" (610 mm)up to 3' (914 mm) lb. ( kg) flat rib lath19" (483 mm)up to 3'6" (1067 mm) lb. ( kg) mesh lath16" (406 mm)up to 4' (1219 mm) lb. ( kg) mesh lath12" (305 mm)MAXIMUM SPACING OF SUPPORTS FOR METAL LATHS upportWeight of LathType of LathSpacinglbs. per sq. yd. (kg/m2)Diamond Mesh(flat expanded)16" (406 mm) ( )Flat Rib16" (406 mm) ( )19" (483 mm) ( )3/8" ( mm) Rib24" (610 mm) ( )3/4" WIRE1 1/2" WIRE66 CASING BEADFLEXIBLE DUST SEALFINISHED WALL LINEGYPSUM PLASTER09210 KScale: 3" = 1'-0"SUSPENDED METAL LATH AT WALL (UNRESTRAINED)HANGER WIRE3/4" 1/2" LATHGYPSUMPLASTERNO. 15 EXPANSION JOINT09210 MScale: 3" = 1'-0"SUSPENDED METAL LATH CONTROL JOINT1 1/2" LATH66 CASING BEADLIGHTING TROFFER09210 OScale: 1 1/2" = 1'-0"Metal lath suspensions arecommonly made belowvirtually all types of Construction for fire-ratedand non fire-rated plasterceilings.

4 Framing of 1 1/2" channels are spacedup to 4' perpendicularto joists and are cross-furred with 3/4" channels spaced accordingto specifications for typesand weight of metal is then properlylapped at sides and endsand tied every 6" to the 3/4" it is advisable to installunrestrained ceilings, having perimeters separated from adjacentwalls or partitions, galvanized casing beadsshould be installed aroundthe Lath is frequently usedfor furred as well as suspended lath is used for furringfrom wood, concrete andsteel Control joints should beinstalled in ceilings withoutperimeter relief with a max-imum distance betweensuch joints of 30' with amaximum undivided areaof 900 sq. ft. With perime-ter relief, maximum dis-tance is 50' with maximumundivided area of Use three-coat plastering onmetal , ILLUSTRATIONS ANDPHOTOGRAPHYEach product grouping is full of informative graphics andphotography as a visual aid inidentifying products, uses DRAWING FILENUMBERSUB-SECTION NAMER epeats the name of the current NUMBERSUB-SECTION HEADINGEach product in the section will be designated with a sub-section heading on the appropriate ARROW HEADI ndicates next topic for a product, Description, Technical Data, Details, Specifications,Recommendations.

5 DRAWINGST hese drawings are included whereappropriate to assist architects andspecifiers with detailed DURASAN EASY FINISH EDGE GRIPTMEXCELLENCE ACROSS THE BOARD e2XP E-Z S TRIP FIRE-SHIELD FIRE-SHIELD CTMGOLD BOND GOLD BOND 54 GRIDMARX GRIDSTONE GYPSOLITE HIGH FLEX HI-ABUSE HI-IMPACT KAL-KORE KAL-KORNER BEAD KAL-KOTE KAL-MESH MULTI-FLEX NGC 1-800 National PERFECT SPRAY PERMABASE PERMABASE FLEX PROFORM SEASPRAY MVR SHAFTLINER SHAFTLINER XP SOUNDBREAK STA-SMOOTH TRIPLE-T ULTRATMUNI-KAL X-KALIBUR XP The following names are trademarks owned by NationalGypsum Company or its subsidiary, National GypsumProperties, LLC:TRADEMARKS Solid Laminated BRANDJ oint Treatment ..112 ProForm BRANDT exture Products ..115 Levels of Gypsum Board Finish ..118 Cavity Shaftwall Shaftwall Duct and Ceiling Assemblies.

6 137H-Stud Area Separation Wall System ..139 PermaBase BRANDC ement Board ..145 Index ..157 Index of CAD Detail Drawings ..161Hi-Impact BRANDXP Gypsum Gypsum Board ..84 Gridstone BRANDC eiling BRANDC leanroom Ceiling Panels ..87 Gridstone BRANDHi-Strength Ceiling Panels ..88 Gold Bond BRANDFoil Back Gypsum Board ..89 Gypsum Systems Nonload-Bearing steel Frame Partitions ..90 Drywall Metal Framing ..93 Accessories ..94 steel Frame Ceilings/Furring Channels or Studs ..99 Wood Frame Walls and Ceilings ..101 Resilient Furring Channel Construction ..106 Gypsum Board Over Masonry ..108 Charlotte, North Carolina, is the home of the new NationalGypsum vision: To be recognized as the industry leader for extraordinary service and products that consistently meet our customers and sustaining our Vision are these core Values.

7 Customer satisfaction as our priority Honesty, integrity, fairness and respect Communications and openness with all those with whom we deal Teamwork, empowerment and continuous improvement Work hard, be safe, and have funNational Gypsum Company is a fully integrated manufacturer and supplier of building and Construction products primary emphasis is on Gold Bond BRAND Gypsum board, ProForm BRAND joint treatment products, PermaBase BRAND cement board, and Gypsum plaster in Charlotte, NC, the privately held National Gypsum Company operates more than 40 facilities throughout the and 26 1309 23 00 Product Specification Directory ..3 Sound and Fire Rated Assemblies ..8 Quick Selector for Fire and Sound Rated Plaster Partitions Metal Fireproofing Columns (10WF40 or heavier).

8 12 Plaster Fireproofing Beams (8WF24 or heavier) ..12 Veneer Plaster Partitions Wood and steel Board Partitions Wood Framing (Load-Bearing) ..12 Gypsum Board Partitions steel Board Partitions steel Framing (Load-Bearing) ..18 Gypsum Board Partitions Durasan Prefinished Gypsum Board Partitions Board Partitions Shaftwalls, Area Sep. Board Column Board Beam Fireproofing ..22 Gypsum Board Floor/Ceilings Wood Board Roof/Ceilings Wood Framing ..23 Gypsum Board Floor/Ceilings steel Framing ..24 Gypsum Board Roof/Ceilings steel Framing ..26 Gypsum Board Horizontal Shaftwall Duct Bond BRANDG ypsum Sheathing and e2XP Extended Exposure Plaster Systems ..33 Veneer Plaster Systems ..43 Gypsum Board Systems ..57 Gold Bond BRANDGridMarX Gypsum Board ..64 Gold Bond BRANDG ypsum Board.

9 65 Gold Bond BRANDFire-Shield Gypsum Board ..66 Gold Bond BRANDSta-Smooth Gypsum Board ..67 Gold Bond BRANDXP Gypsum Board ..70 Gold Bond BRANDE xterior Soffit Board ..71 Gold Bond BRAND1"Fire-Shield Bond BRAND1"Fire-Shield Shaftliner XP ..74 High Flex BRANDG ypsum Board ..75 Gold Bond BRANDHigh Strength Ceiling Board ..77 Gold Bond BRANDHi-Abuse XP Gypsum Board ..7809 29 0009 29 0009 29 0009 29 0009 29 0009 29 0009 29 0009 29 0009 29 00 TABLE OF CONTENTS06 16 4309 29 0009 29 0009 29 001 National Gypsum GENERAL REFERENCEGENERALREFERENCEGENERAL REFERENCE09 29 0009 29 0009 29 00 09 21 21 21 29 0009 29 0009 29 0009 29 0009 29 0009 29 0009 29 0009 29 0009 29 0009 29 00 INDEX09 28 0009 29 0009 29 0009 29 0009 29 00 INDEX2 National Gypsum QUICK SELECTOR/GENERAL REFERENCENATIONAL Gypsum COMPANYN ational Gypsum s ownpatented Calcidyne systemheats the land plaster toremove 75% of the waterwhich is chemically combinedin the Gypsum testing organizations frequently participate in themany product tests conducted at NGC Testing Services.

10 Fire,acoustical, structural and analytical test laboratories areavailable commercially through NGC Testing ServicesSMforother manufacturers and research interests. For information,call 716-873-9750 or TECHNICALRESOURCET oday, more than ever, clear,accurate information is vitalto every Construction challenges of construc-tion continue to grow:increasingly innovativebuilding designs, tighterbudgets, tighter schedules,and the continuing devel-opment of new materialsand Construction NETWORK OFTECHNICAL SUPPORTIn keeping with the corporatemission to become the pre-ferred supplier for our cus-tomers, National Gypsumhas made a total commit-ment to technical assis-tance and created a net-work of support to providevaluable assistance at everystage of a project s begins, whileplans and specifications arebeing produced, theseexperienced, trained pro-fessionals provide technical consultation in selecting, specifying and using Gypsum -based building the constructionphase, our FieldRepresentatives have theexperience and the trainingto assure that the NationalGypsum products you needand specify are right for the job.