2 Hour Ul Roof Assembly

Layer 1 roofing system.

2 hour ul roof assembly.

Click here for roof assemblies and. With 1 2 wood structural panels with. 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. Gap between the end of the stud and track at the bottom of the wall.

Breakaway clip facings and height of wall differ between ul design u373 and whi gp wa 120 04. For direct attachment of. A secure online source for increased visibility into your ul project files product information documents samples and services. D985 res lwc all.

When vented or nonvented 9 16 in. D985 unres lwc mk6gf. Wood joists wood i joists floor trusses and flat or pitched roof trusses spaced a maximum 24 o c. Ul 263 ul 723 astm e 119 astm e 84 astm e 2768 ul 10b nfpa.

Deep spaced a max of 24 in. 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. 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. Deep galv units nom 24 to 36 in.

D985 unres lwc all. Ibc table 721 3 item 21 1 1 describes a single prescriptive 1 hour rated floor or roof assembly that includes wood trusses. Ul design u419 1 2 3 or 4 hour wall assembly installation instructions. Maximum sizes ceiling area suspension ceiling designs support fi re rated ceiling assemblies.

Deep galv units are used the restrained assembly and beam ratings shall not exceed 1 1 2 h. Certification database ul product iq. These listings are short summaries to serve as a. 2 hour steel and concrete assembly.

Grade c d or sheathing layer 3 trusses. D985 res lwc all. Studs to be cut 3 4 in less than the assembly height and installed with a 1 2 in. Channel shaped studs 3 5 8 in.

Any ul class a b or c roofing system tgfu or prepared roof covering tfwz layer 2 roof sheathing. Ul assembly approved ceiling tile suspension maximum fix.