Modified Bitumen Roof On Concrete Deck

Trade names of products manufactured or labeled by applicant.

Modified bitumen roof on concrete deck.

Gypsum roof board 1 2 inch thick. Steel decks wood decks concrete decks lightweight insulating concrete decks and cementitious structural wood fiber decks. Ice and water shield self adhering. Gaf conventional built up roof system for concrete decks.

Gaf ruberoid modified bitumen roof systems for gypsum decks. When these decks are used as a substrate for built up or modified bitumen roofing the following criteria are recommended. Epdm roof membrane 90 mil fully adhered membrane only 0 56 lbs. Dibiten will not be responsible for leaks resulting from splits in the roof membrane which are caused by cracking of the gypsum or light weight insulating concrete deck regardless of the causes of the deck cracking.

Table 1 product dimensions test specification product description gafglas ply 4 39 37 1 meter wide astm d2178 smooth surfaced asphaltic ply sheet reinforced with fiberglass mat. Modified bitumen 2 ply membrane. Gaf ruberoid modified bitumen roof systems for wood decks. When lightweight insulating concrete is poured over a galvanized metal deck the metal deck should be perforated to provide underside venting.

Lightweight concrete 82 5 psf. The tile tech pedestal system is designed for concrete pavers to lay level over a built up roof. Modified bitumen roofing membranes 5 the deck must be completely dry. The pedestal system consists of 7 standard pieces and user supplied recommended schedule 3034 4 215 diameter pvc pipe.

The substrate can be either concrete or wood structure with a roof membrane over the top. Gaf ruberoid modified bitumen roof systems for cementitious wood fiber decks. Multi ply sbs modified bitumen roofing lightweight insulating concrete paradiene 20 30 nvs insulation. Certainteed conventional built up roof system over concrete decks.

Modified bitumen app sbs deck type. The modified bitumen roofing system consists of six foundational elements. The modified bitumen membrane sheeting is the main element of the roofing system and it is made from an infusion of polyester fiberglass or a combination of both. Consult a professional to determine if a vapour retarder is a necessary component for your roofing system.