UL Design U706

2-Hour Fire Rated Steel Facing Wall — SFRM one side (exterior type)

UL Design U706 — non-bearing exterior-type wall rated for fire exposure on the cementitious face only. Min 26 MSG galvanized steel facing units with 1-1/2" flutes at 6" o.c. on steel angles and C8x11.5 reinforcing channels at 5 ft o.c.; one side sprayed with Isolatek Type 304/404 SFRM. Facing units: 1 hr = 1-5/8", 2 hr = 2-11/16", 3 hr = 3-1/16"; channels: 1-1/8" to 2-1/8".

Galvanized steel facing units + reinforcing channels, SFRM one side by rating

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  • Layer-by-layer components with thicknesses
  • Cross-section diagram
  • Applicable code sections and test standard
  • 6 related assemblies
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