used gypsum roof

  • National Gypsum Company | Asbestos Use, Products ...

    National Gypsum Company produced many asbestos construction products, resulting in any asbestos injuries and formation of a trust fund. National Gypsum made Gold Bond wallboard and other asbestos containing products that were used in the construction and building trades putting workers at risk for developing mesothelioma.

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  • Gypsum Roof Deck Replacement Procedures

    Gypsum poured over formboards has been used as a substrate for roofing materials since the 1940's. Its use increased since it provided roof deck fire protection, diaphragm values, and an economical substrate for roofing. Gypsum decks incorporated the placement of bulb tees

  • It All Starts with the Roof Deck - BUILDINGS

    And it all starts with the roof deck. ... Gypsum concrete roof deck systems consist of a form board, wire reinforcement, and a poured application of gypsum concrete. 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. ...

  • SECTION 03 51 16, GYPSUM CONCRETE ROOF DECKS · Web view

    Handle and stack in a manner to prevent damage to face, ends, and edges and keep dry until used. D. Store gypsum concrete off ground and keep dry until used. 1.6 APPLICABLE PUBLICATIONS. A. The publications listed below form a part of this specification to the extent referenced. ... SECTION 03 51 16, GYPSUM CONCRETE ROOF DECKS ...

  • Gypsum Repair – WestPro Construction Solutions

    USG Securock Gypsum-Concrete Patch is noncombustible and used in several UL-approved roof deck systems. Securock Data Submittal. Keydeck® Mesh. WestPro offers woven wire mesh used in monolithic roof decks and interstitial service space applications. KeyDeck woven wire mesh is commonly used in repair of poured gypsum roof decks.

  • gypsum roof - Structural engineering general discussion ...

    Sep 12, 2002 · 4. We placed new bulb tees, laid gypsum "form panels" in the bulb tees and then poured the new gypsum deck. We used a small grout pump to pump the gypsum to the roof deck. 5. The existing roofing membrane was then completely removed and a new roof membrane installed. The key, if you do the job yourself, is finding the matching materials.

  • Are furring strips always used when installing a metal ...

    Are furring strips always used when installing a metal roof over asphalt shingles> We had a roofer tell us that we don't need the furring strips to attach the metal roof over the asphalt roof.

  • Gypsum Mineral | Uses and Properties

    Uses of Gypsum. Gypsum uses include: manufacture of wallboard, cement, plaster of Paris, soil conditioning, a hardening retarder in portland cement. Varieties of gypsum known as "satin spar" and "alabaster" are used for a variety of ornamental purposes; .

  • USG SECUROCK BRAND GYPSUM-FIBER ROOF BOARD

    USG Securock® Brand Gypsum-Fiber Roof Board is a high-performance roof board for use in low-slope roofi ng systems. Its unique fi ber-reinforced, uniform composition gives the panel strength and water resistance through to the core. USG Securock Gypsum-Fiber Roof Board provides exceptional bond and low absorption in adhered systems and, with ...

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  • Gypsum Concrete | NRDCA

    Gypsum Concrete systems were used in designs requiring up to two hour fire resistance ratings, wind uplift of UL Class 90, and where strong downward load resistance is desired. Truss tees were used to increase horizontal shear forces for building construction.

  • Mobile Home Ceilings Guide: Gypsum Ceiling Panel Replacements

    Jun 13, 2019 · Gypsum is a natural mineral used for blackboard chalk, drywall, and wallboards in mobile homes. It's affordable, lightweight, and doesn't require finishing which makes it a perfect material for ceilings. Manufactured home builders use gypsum wall panels and ceiling panels. Gypsum ceiling panels are a close cousin to drywall.