Gypsum Concrete Roof Deck Repair

Today many of these systems are being repaired and reused with new roofing materials.

Gypsum concrete roof deck repair.

Connect with the best roof deck concrete gypsum wood etc. Fill edge joints to slight excess with single pour at sub purlins. Or excessively cracked gypsum concrete. Usg securock usg securock brand gypsum concrete patch is mill formulated and composed of specially calcined gypsum and wood chips or shavings.

The truss tees allowed the gypsum concrete to flow through the structural support thus increase shear resistance. Venting lwic installed over structural concrete and other non venting substrates. We can install several gypsum repair patches including usg securock keydeck mesh and 218 bulb tees. Mix gypsum concrete thoroughly using a minimum amount of water to form a thick pourable consistency.

Roof deck is placed between or over roof supports and used as a base for the roof covering system. Roofing was added by nailing a base sheet to the gypsum deck and then bonding roofing materials to the base sheet. Exceptional strength excellent fire performance and the versatility to patch many decks such as gypsum roof decks. This is similar to using floor underlayments as the subfloor base for the floor covering.

Picture story of gypsum roof deck repair sequence nrdca 600 guideline for application of cementitious wood fiber roof deck systems technical bulletin 1001. Commercial companies that supply and install gypsum board wood or lightweight concrete roof deck systems. When removing the roofing in the marked areas install 3 4 inch minimum thickness plywood over the marked areas. Free water will cause the gypsum concrete to decompose and lose structural strength.

Each 4 x 8 plywood sheet must span over three bulb tees to provide a. In pennsylvania eastern listed in the blue book network. It is mixed at the jobsite with clean water only and poured in place as a patch for existing gypsum decks. Poured gypsum decks provide stable structural properties if kept moisture free.

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. Get pre qualification information projects and their ratings.