Welded to supports with 3 8 in.
2 hour ul roof assembly.
With 1 2 wood structural panels with.
15 32 thick wood structural panels min.
2 hour steel and concrete assembly.
Channel shaped studs 3 5 8 in.
Studs to be cut 3 4 in less than the assembly height and installed with a 1 2 in.
Size duct area per assembly construction design rating tiles panels panel system ceiling area 100 sq.
Grade c d or sheathing layer 3 trusses.
D985 unres lwc mk6gf.
D985 res lwc all.
Deep galv units are used the restrained assembly and beam ratings shall not exceed 1 1 2 h.
Ul 263 ul 723 astm e 119 astm e 84 astm e 2768 ul 10b nfpa.
Gap between the end of the stud and track at the bottom of the wall.
These listings are short summaries to serve as a.
When vented or nonvented 9 16 in.
D985 unres lwc all.
Ul assembly approved ceiling tile suspension maximum fix.
Deep spaced a max of 24 in.
D985 res lwc all.
A secure online source for increased visibility into your ul project files product information documents samples and services.
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.
Layer 1 roofing system.
Breakaway clip facings and height of wall differ between ul design u373 and whi gp wa 120 04.
Deep galv units nom 24 to 36 in.
For direct attachment of.
Maximum sizes ceiling area suspension ceiling designs support fi re rated ceiling assemblies.
Any ul class a b or c roofing system tgfu or prepared roof covering tfwz layer 2 roof sheathing.
Certification database ul product iq.
6 usg fire resistant assemblies test certiļ¬cation 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.
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.
