Roof Deck Insulation Board

The ratio of insulation above the roof deck or air permeable insulation below the roof deck is a matter of climate and interior conditions.

Roof deck insulation board.

Explore owens corning commercial roof and roof deck insulation products to help with your next building project. Three in one composite roof deck panels provide acoustics insulation and a nailable surface that accepts a wide variety of roofing materials. Armstrong world industries inc. Composed of a closed cell polyisocyanurate foam core bonded in the foaming process to retroplus roof board on one side and a glass reinforced facer on the other.

The previous four options are all used beneath the roof. Tested in accordance with astm e84 its surface burning characteristics are flame spread 0 and smoke developed 0. How to install insulation board over an existing roof membrane. Rigid foam board is just above the roof deck or an exterior insulation option.

Densdeck roof boards are fm tested and approved as the only 1 2 gypsum product to meet the calorimeter requirements for conventionally insulated decks. 5 8 densdeck roof boards can replace any generic type x gypsum board in. It typically has 3 variations. Bare foam board one sided sheathing board or double sided which is also reference as structural insulated panels.

Retroplus roof board is an expanded perlite mineral aggregate board. Walls foundations roof and roof decks air distribution ceilings interior solutions mechanical pipe equipment appliances commercial insulation home page. It is an acceptable practice to install a new roof over an existing roof membrane system provided that the roof deck is.