Lightweight Concrete Roof Deck Repair

The documents represent an industry consensus on the subjects of application quality control and repair or replacement of various roof deck systems.

Lightweight concrete roof deck repair.

Our recommendations when structural lightweight concrete decks are going to be installed is to either install a ballasted roofing assembly or to install a vapor barrier directly over the structural lightweight deck and then mechanically fasten at least one layer of roof insulation to the deck. Nrdca guidelines and procedures. Repaired areas exposed to high temperatures direct sunlight or extremely windy conditions should be lightly misted with water or covered with damp burlap for 24 hours. Since 1985 cellucrete corp has been applying lightweight insulating concrete for roof decks structural concrete engineered fill applications and floor fill installations.

Flexcrete s monolite is a lightweight high build polymer modified mortar for the repair rendering and profiling of concrete brick or stone substrates. Provides lightweight insulating concrete systems for roof decks engineered fill applications and floor fill installations. 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. Vermiculite for roof decks can be placed over various kinds of form boards fiber fiberglass acoustical and asbestos cement as well as over paper back wire lath.

However moist curing is preferable. Lightweight roof deck concrete is self curing under most conditions.