1 Hour Roof Assembly Ul

It is a key differentiator for products within the exterior wall assembly market.

1 hour roof assembly ul.

With 1 2 wood structural panels with. Is this possible without using channels and what ul number would i use. Wood joists wood i joists floor trusses and flat or pitched roof trusses spaced a maximum 24 o c. Ul does not appear to list an assembly as described.

Estimated range of acoustical performance is based on laboratory test data of similarly constructed assemblies. In fact there is no. Urb concealed grid system and tile. Concrete with cellular steel 3 hr.

See full report for details. These listings are short summaries to serve as a. If further assistance is needed please visit our website or contact a member of our codes and advisory services staff for all other inquiries please contact ul s customer service professionals at 1 877 854 3577 1 877 ulhelps or email. 12 x 24 2 x 4 8 w10 x 25 beam floor units and beam support 3 hr.

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. I am looking for a 1 hour roof ceiling assembly for wood truss construction. 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. 3 4 fr 83 12 x 12 z runners fluorescent type none 2 1 2 concrete.

The ul evaluation report an additional. I would like to apply the drywall directly to the bottom of the truss and also have insulation for sound control. Certification database ul product iq. For the most up to date fire resistance ratings refer to the ul online certifications directory ul p522.

Assemblies include ducts dampers lighting or other fixtures in the tested assembly. The ul certification mark on fire resistant products systems and assemblies is relied on by code enforcement officials and buyers to provide confidence that products and systems meet regulatory and market requirements. 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. Ibc table 721 3 item 21 1 1 describes a single prescriptive 1 hour rated floor or roof assembly that includes wood trusses.