Roof Ceiling Assemblies Ul

N beam designs for floor ceiling assemblies p roof ceiling designs s beam designs for roof ceiling assemblies u or v wall and partition designs x or y column designs ii.

Roof ceiling assemblies ul.

It is a key differentiator for products within the exterior wall assembly market. Oc along each truss. If you are unfamiliar with ul fire resistance ratings begin with a review of meeting code requirements pg. For the most up to date fire resistance ratings refer to the ul online certifications directory ul p562.

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. Ansi ul 263 requires the load applied to test samples to be. Thick wood structural panels secured to trusses with no. Thick wood structural panels min.

6d ringed shank nails spaced 12 in. 1 877 4ad mix1 1 877 423 6491. Corporate office 1 905 803 5600 customer. Grade c d or sheathing.

Size duct area per assembly construction design rating tiles panels panel system ceiling area 100 sq. Ul designs thickness roof assemblies. Maximum sizes ceiling area the ul assembilies listed below are cretified for use in canada by ul and comply with can ulc s101 for fire resistence. Ul assembly approved ceiling tile suspension maximum fix.

Roofing system any ul class a b or c roofing system tgfu or prepared roof covering tfwz acceptable for use over nom 15 32 in. 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. Have a question about assemblies. Helpful documents and resources for usg s roof assemblies can be found on this page.

As explained there these ratings are applied to certain types of roof ceiling and floor ceiling construction assemblies which are tested and assigned hourly ratings mandated by building codes or other building safety requirements.