2 Hour Ul Roof Assembly

Ul 263 ul 723 astm e 119 astm e 84 astm e 2768 ul 10b nfpa.

2 hour ul roof assembly.

With 1 2 wood structural panels with. Studs to be cut 3 4 in less than the assembly height and installed with a 1 2 in. Deep spaced a max of 24 in. 2 hour steel and concrete assembly.

Any ul class a b or c roofing system tgfu or prepared roof covering tfwz layer 2 roof sheathing. Ibc table 721 3 item 21 1 1 describes a single prescriptive 1 hour rated floor or roof assembly that includes wood trusses. Layer 1 roofing system. A secure online source for increased visibility into your ul project files product information documents samples and services.

Grade c d or sheathing layer 3 trusses. When vented or nonvented 9 16 in. Wood joists wood i joists floor trusses and flat or pitched roof trusses spaced a maximum 24 o c. Maximum sizes ceiling area suspension ceiling designs support fi re rated ceiling assemblies.

6 usg fire resistant assemblies test certification test conditions and fire and sound tested assemblies listed in this selector are based on characteristics properties and performance certificationof materials and systems obtained under controlled test conditions as set forth in the appropriate astm standard in effect at the time of test. Welded to supports with 3 8 in. For direct attachment of. D985 unres lwc all.

D985 res lwc all. Size duct area per assembly construction design rating tiles panels panel system ceiling area 100 sq. Channel shaped studs 3 5 8 in. D985 unres lwc mk6gf.

D985 res lwc all. Breakaway clip facings and height of wall differ between ul design u373 and whi gp wa 120 04. Ul design u419 1 2 3 or 4 hour wall assembly installation instructions. Deep galv units are used the restrained assembly and beam ratings shall not exceed 1 1 2 h.

Gap between the end of the stud and track at the bottom of the wall. Deep galv units nom 24 to 36 in. Click here for roof assemblies and. Steel roof deck unclassified noncomposite design vented or nonvented units 9 16 in 15 16 in 1 5 16 in 1 1 2 or 2 in.

These listings are short summaries to serve as a. Sound tested with 2 x 4 stud wall with 1 2 12 7 mm toughrock fireguard c gypsum wallboard or densarmor plus fireguard c panels each side of assembly and 3 1 2 89 mm fiberglass insulation in stud space both sides.