Gypsum Concrete Roof Deck Repair

Exceptional strength excellent fire performance and the versatility to patch many decks such as gypsum roof decks.

Gypsum concrete roof deck repair.

We can install several gypsum repair patches including usg securock keydeck mesh and 218 bulb tees. Each 4 x 8 plywood sheet must span over three bulb tees to provide a. 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.

Venting lwic installed over structural concrete and other non venting substrates. Connect with the best roof deck concrete gypsum wood etc. It is mixed at the jobsite with clean water only and poured in place as a patch for existing gypsum decks. In pennsylvania eastern listed in the blue book network.

Poured gypsum decks provide stable structural properties if kept moisture free. This is similar to using floor underlayments as the subfloor base for the floor covering. Formerly known as pyrofill gypsum concrete securock brand gypsum concrete patch is a high performing gypsum patch solution that delivers a professional finish on a variety of poured roof decks. The truss tees allowed the gypsum concrete to flow through the structural support thus increase shear resistance.

Fill edge joints to slight excess with single pour at sub purlins. Usg securock gypsum concrete patch is noncombustible and used in several ul approved roof deck systems. Based on the survey results mark off the top surface of the roofing membrane to denote possible areas of concern. Free water will cause the gypsum concrete to decompose and lose structural strength.

Get pre qualification information projects and their ratings. Commercial companies that supply and install gypsum board wood or lightweight concrete roof deck systems. 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. Picture story of gypsum roof deck repair sequence nrdca 600 guideline for application of cementitious wood fiber roof deck systems technical bulletin 1001.

Roofing was added by nailing a base sheet to the gypsum deck and then bonding roofing materials to the base sheet. Or excessively cracked gypsum concrete.