Roof Ceiling Assemblies Ul

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.

Roof ceiling assemblies ul.

Helpful documents and resources for usg s roof assemblies can be found on this page. Estimated range of acoustical performance is based on laboratory test data of similarly constructed assemblies. Thick wood structural panels min. Thick wood structural panels secured to trusses with no.

Ul assembly approved ceiling tile suspension maximum fix. If you are unfamiliar with ul fire resistance ratings begin with a review of meeting code requirements pg. General the following information is applicable to all fire resistive. Grade c d or sheathing.

Material estimators material estimators. Ul designs thickness roof assemblies. 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. 6d ringed shank nails spaced 12 in.

For the most up to date fire resistance ratings refer to the ul online certifications directory ul p562. Size duct area per assembly construction design rating tiles panels panel system ceiling area 100 sq. 1 877 4ad mix1 1 877 423 6491. 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.

It is a key differentiator for products within the exterior wall assembly market. Corporate office 1 905 803 5600 customer. 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. 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.

Oc along each truss.