Gypsum Concrete Roof Deck

Poured gypsum decks provide stable structural properties if kept moisture free.

Gypsum concrete roof deck.

Structural panels concrete roof deck is an innovative technology designed to provide a structural roof sheathing without the need for thermal barriers pouring. Venting lwic installed over structural concrete and other non venting substrates. These include office complexes schools public buildings shopping malls and warehouses located throughout the united states. Free water will cause the gypsum concrete to decompose and lose structural strength.

Usg s structural panel concrete roof deck can be applied with mechanical fasteners to serve as a structural substrate for direct mechinically or adhesive applied roof systems. For fire rated roof decks weld per fire test assembly. Easy application for concrete floor patch repair on many different types of roof decks like gypsum roof decks. Gypsum deck from underneath.

Mill formulated and composed of specially calcined gypsum and wood chips or shavings. The top of the metal banded material will look like white sheet rock. Usg securock gypsum concrete patch is noncombustible and used in several ul approved roof deck systems. Gypsum concrete roof deck systems consist of a form board wire reinforcement and a poured application of gypsum concrete.

Use minimum 13 mm 1 2 inch fillet welds on alternate sides of sub purlins both sides at end joints to main purlins. Place plank on lower flanges of sub purlins or other framing with ends and edges supported. Gypsum concrete roof deck system. Old bald asphalt roof over wet fiberboard over asphalt felts and the white is a gypsum deck.

Damage that can cause loss of the structural composite strength is most likely to come from leakage of water into the roof deck from unattended roof leaks. If the deck is sound it may be possible to treat the deck much like concrete by priming the surface adhering thermal insulation and installing a new roof membrane. It is mixed at the jobsite with clean water only and poured in place as a patch for existing gypsum decks. Gypsum concrete roof deck systems have been installed since the early 1950 s in all types of commercial markets.

Gypsum deck plank for roof decks.