Breakaway clip facings and height of wall differ between ul design u373 and whi gp wa 120 04.
1 hour roof assembly ga.
Ibctable 721 3 item 21 1 1 describes a single prescriptive 1 hour rated floor or roof assembly that includes wood trusses.
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.
Ga 600 2003 5 shaft walls 2 hour.
Gypsum wallboard roof ceilings wood framing pitched roof truss 11 1 hr.
One hour roof ceiling assembly.
Is this possible without using channels and what ul number would i use.
Ul p533 roof ceiling one layer 5 8 15 9 mm fire shield c ga rc 2603 wallboard attached to 1 2 12 7 mm resilient furring channel spaced 12 o c.
Wood joists wood i joists floor trusses and flat or pitched roof trusses spaced a maximum 24 o c.
Helpful documents and resources for usg s roof assemblies can be found on this page.
Refer to our roof ceiling assembly documents which includes ul fire rated roof assemblies for easy guidance through the assembly of a roof or ceiling on your next project.
I am looking for a 1 hour roof ceiling assembly for wood truss construction.
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.
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.
Screw fastened perpendicular to lower chord of wood trusses of 2 x 4 38 mm x 89 mm.
19th edition ga 600 2009 ga 600 2009 fire resistance design manual y p s m a s o c i a t i o n g u s j u e 2 0 9 n 0 fire resistance design manual sound control gypsum association.
Report number 1 hour rating category illustration construction 24 oc min 18 depth resilient channel 16 oc 1 layer 5 8 type c gypsum sheathing min 15 32 ul l546 floor or roof with damper duct fixtures insulation and.
Breakaway clip facings and height of wall differ between ul design u373 and whi gp wa 120 04.
Assemblies include ducts dampers lighting or other fixtures in the tested assembly.
With 1 2 wood structural panels with exterior glue applied at right angles to top of joist or top chord of trusses with 8d nails.
I would like to apply the drywall directly to the bottom of the truss and also have insulation for sound control.
