Gypsum Concrete Roof

Gypsum concrete roof deck system.

Gypsum concrete roof.

Provide one 1 1 2 hour fire rating per tested assembly by underwriter s laboratory inc. Free water will cause the gypsum concrete to decompose and lose structural strength. It is mixed at the jobsite with clean water only and poured in place as a patch for existing gypsum decks. Provides excellent fire performance non combustible in accordance with astm e136 and it s fire rated and approved for use in ul roof deck.

Venting lwic installed over structural concrete and other non venting substrates. Gypsum concrete is a building material used as a floor underlayment used in wood frame and concrete construction for fire ratings sound reduction radiant heating and floor leveling. The top of the metal banded material will look like white sheet rock. 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.

The sustainable design has earned independent certification from scientific certification systems. These include office complexes schools public buildings shopping malls and warehouses located throughout the united states. Securock brand gypsum fiber roof board s dense concentration of gypsum and cellulose fibers provides exceptional panel and bond strength low surface absorption and superior wind uplift performance with no face layer to delaminate. Finish floor slope control long term durability high psi.

Lightweight concrete can be applied on exterior and interior surfaces. Gypsum deck from underneath. Poured gypsum decks provide stable structural properties if kept moisture free. Usg securock brand gypsum concrete patch is mill formulated and composed of specially calcined gypsum and wood chips or shavings.

Usg securock gypsum concrete patch is noncombustible and used in several ul approved roof deck systems. Mill formulated and composed of specially calcined gypsum and wood chips or shavings. Gypsum concrete roof deck systems have been installed since the early 1950 s in all types of commercial markets. The most popular product for interior surfaces is lightweight gypsum concrete gypcrete.

Old bald asphalt roof over wet fiberboard over asphalt felts and the white is a gypsum deck. Astm c317 class a 3 5 mpa 500 psi minimum compressive strength. It is a mixture of gypsum plaster portland cement and sand. The brand name gyp crete a maxxon corporation trademark has come into general use as a term for gypsum concrete by construction professionals and.

2 2 deck system a.