2 Hour Ul Roof Assembly

D985 unres lwc all.

2 hour ul roof assembly.

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. Wood joists wood i joists floor trusses and flat or pitched roof trusses spaced a maximum 24 o c. A secure online source for increased visibility into your ul project files product information documents samples and services. Any ul class a b or c roofing system tgfu or prepared roof covering tfwz layer 2 roof sheathing.

Deep galv units nom 24 to 36 in. Maximum sizes ceiling area suspension ceiling designs support fi re rated ceiling assemblies. Welded to supports with 3 8 in. 2 hour steel and concrete assembly.

D985 unres lwc mk6gf. Click here for roof assemblies and. Breakaway clip facings and height of wall differ between ul design u373 and whi gp wa 120 04. Channel shaped studs 3 5 8 in.

Ibc table 721 3 item 21 1 1 describes a single prescriptive 1 hour rated floor or roof assembly that includes wood trusses. Size duct area per assembly construction design rating tiles panels panel system ceiling area 100 sq. 15 32 thick wood structural panels min. Ul 263 ul 723 astm e 119 astm e 84 astm e 2768 ul 10b nfpa.

Certification database ul product iq. Layer 1 roofing system. Ul assembly approved ceiling tile suspension maximum fix. D985 res lwc all.

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. Grade c d or sheathing layer 3 trusses. Gap between the end of the stud and track at the bottom of the wall. Studs to be cut 3 4 in less than the assembly height and installed with a 1 2 in.

D985 res lwc all. Ul design u419 1 2 3 or 4 hour wall assembly installation instructions. These listings are short summaries to serve as a. For direct attachment of.

Deep spaced a max of 24 in. When vented or nonvented 9 16 in.