Fire Rated Roof Decking

Na 3 1 4 lwc fluted.

Fire rated roof decking.

How are roofs rated. Rooftop deck system is class a fire rated versadeck rooftop deck systems provide turnkey solutions for your roof deck needs. In some jurisdictions roof assemblies are required to be fire resistant. Roofing systems are rated by realistic fire tests.

In that design typically frt plywood roof decking was used for four feet on either side of the firewall between building sections and the firewall terminated just below the roof decking. D798 unres nwc all. Astm e108 defines fire test methods for roof. Roofing systems must meet or exceed building codes and insurance requirements.

Firestall roof decking is a nailable class a fire rated structural roof decking made of multiple plies of homasote structural board and a face ply of ul listed n c f r homasote it is designed for use as a structural load bearing decking in residential and commercial buildings that require a class a 25 flame. Lp flameblock is an icc es evaluated component of 1 and 2 hour fire rated wall assemblies and roof deck applications. Versashield fire resistant roof deck protection provides the very best fire protection. It combines flame spread and burn through resistance to give your customers.

Fire ratings may pertain to resistance to fire from above the roof system the familiar class a b or c ratings or fire exposure from the building interior the underside of the roof deck. You can see that design in the photo below. Although without specifying which fire rated wallboard was used for comparison. Our roof systems are rated by code for external fire resistance under deck exposure and time temperature resistance.

The fire resistance rated wall or assembly separating townhouses shall be continuous from the foundation to the underside of the roof sheathing deck or slab. D798 unres lwc z106hy. We provde a design take off including everything you need from the materials design plans installation instructions to the technical support. The fire resistance rating shall extend the full length of the wall or assembly including wall extensions through and separating attached enclosed accessory structures.

D798 res nwc all. D780 unres z106hy na. D798 unres nwc mk6gf.