Document B8ob9jZq3877mQVKgg0bwD0XX

PLAINTIFF'S EXHIBIT REGULAR GYPSUM WALLBOARD IN D EX NO. 3 4 0 2> i> r i> p2 Bestwall Regular Gypsum Wallboard consists of a glass fiber reinforced core of gypsum rock enclosed between two layers of tough paper. The glass fibers result in a reinforcing network that adds to the board's flexural strength, and gives Bestwall Gypsum Wallboard better nail ing qualities and increased resistance to cracking. Since it is a "dry" material. Regular Gypsum Wallboard, as well as all other Bestwall Wallboard Products, allow painting and other decoration shortly after application of Joint Treatment. Regular Gypsum Wallboard is manufactured with either Square or Tapered Edges. Square Edges are recommended for use where no joint treatment is required. V2" and %" wallboard with Tapered Edges is recommended for single layer application in new construction. Tapered Edges are designed to be reinforced by the Bestwall Joint Systems for smooth, seamless surfaces. o n wm d z X Ul o z The core of gypsum wallboard is incombustible rock Miles of glass fibers add great resilience and strength, meaning easier handling Can be finished with any type of decoration Large, lightweight panels go up fast Plant fabricated gypsum wallboard eliminates extreme moisture in wall constructions Bestwall Regular Gypsum Wallboard can be used for walls and ceilings in both new construction and remodeling. Thickness: 1/4", 3/8", 1/2", 5/8" Length: 6' to 16' (in even feet) Width: 4' Edge: Tapered, Square. ( Beveled special order only) Packaging: Twin Mounted, end taped Application: Horizontal application is recommended for Bestwall Regular Gypsum Wallboard. This gives a stronger wall and will reduce the number of joints to be treated. Start application in an upper corner, working across and down. Either cut openings out of full panels or plan joints to occur on the studs nearest the center of the openings. For further details refer to our application instruction folder. Nails: GWB-54 Annular Ring Nails-- 1/4" head -- .098" Dia. - ASTM C380 l-l/4"-l-3/8" long Wallboard Thickness 3/8" 1/2" 5/8" Nail 1-1/4" GWB-54 1-3/8" GWB-54 1-3/8" GWB-54 Spacing Walls Ceilings 8" 7" 8" 7" 8" 7" GP--65200 SGP 0025604 PIC /(bestwall] gypsum division PAOLI. PENNSYLVANIA 13301 f il e n o . SGP 0025603