Gypsum Roof Deck Panels

This system provides fire resistance seismic and wind load diaphragm values in addition to an economical roofing membrane substrate.

Gypsum roof deck panels. Examples of gypsum roof decks click on an image to enlarge. Nrdca 600 guideline for application of cementitious wood fiber roof deck systems. Keydeck woven wire mesh is commonly used in repair of poured gypsum roof decks. Formboards placed between the bulb tees contain the fast setting poured gypsum roof deck.

Gypsum concrete roof deck system. Many of these installations continue to perform and provide support to roofing materials that have been added over time. The bulb tees which are very strong vertically but quite flexible horizontally provide the long span strength. The gypsum roof deck system is supported by bulb tees generally spaced from 24 to 32 on center.

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. Introduced as a roof deck substrate in the 1940 s. Keydeck mesh is made up of 2 hexagonal mesh composed of woven 19 gauge galvanized wires with an additional 16 gauge galvanized longitudinal wire placed at every 3 interval of its width. Tectum e tectum e n composite roof deck solution with excellent sound absorption r values up to 43 with eps or gps insulation options.

Nrdca gypsum roof deck repair replacement procedure. Gypsum concrete roof deck systems have been installed since the early 1950 s in all types of commercial markets. Venting lwic installed over structural concrete and other non venting substrates. These fibrous decks generally have a gypsum like or cementitious binder and combine the functions of a roof deck thermal insulation and finished ceiling.

A grey area between combustible and noncombustible decking is the structural wood fiber deck system. These include office complexes schools public buildings shopping malls and warehouses located throughout the united states. Structural panels concrete roof deck is an innovative technology designed to provide a structural roof sheathing without the need for thermal barriers pouring. The fiberglass mat faced noncombustible as described and tested in accordance with astm e136 nonstructural gypsum core panels provide superior fire resistance and protection from hail damage and hold up well under normal construction and maintenance foot traffic while stiffening and stabilizing roof decks.

Composite roof deck solution with good sound absorption r values up to 44 and high humidity application performance.