Design No. U913
Bearing Wall Rating - 2 HR.
Nonbearing Wall Rating - 2 HR.
- Concrete Blocks* - Various designs Classificaon D-2 (2 hr).
- Mortar - Blocks laid in full bed of mortar, nom. 3/8 in. thick,
of not less than 2-1/4 and not more than 3-1/2 parts of clean sharp
sand to 1 part Portland cement (proportioned by volume) and not more
than 50 percent hydrated lime (by cement volume). Vertical joints staggered.
- Foamed Plastic* - Min 1 in. thick, density of 1 pfc max, polystyrene
foamed plastic insulation boards, suppiled in 2 by 4 ft sheets. Positioned
horizontally and staggered 24 in. OC vertically, and attached to the
concrete blocks (Item 1) with adhesive/base coat (Item 5) applied at
a rate of 1-1/2 gal per 100 sq. ft.
Associated Foam Manufacturers
- Type WSG
- Non-Metallic Fabric Mesh (not shown) - Glass fiber fabric mesh,
weighing approximately 2.5 oz/sq yd, positioned vertically over the
foamed plastic (Item 3) and secured at the top with 16 gauge 3/8 in.
long staples randomly spaced.
- Wall and Partition Facings and Accessories - Coating System
- The base coat is trowel-applied over glass fiber fabric mesh (Item
4) at a rate of 2 gal per 100 sq ft. The textured wall finish is then
applied over the base coat at a rate of 2-1/2 gal per 100 sq. ft.
Gaco Western Inc. - Types A-5200, -5207,
-5214, -5216, -5218, -5250.
*Bearing the UL Classification Marking
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