Materials Used In Flat Roofing

Specifically the common types of flat roof materials used by commercial or residential roofing companies in toronto include.

Materials used in flat roofing.

Thermoplastic polyolefin tpo 3. Thermoplastic olefin tpo is used for roofs because it does not degrade easily under ultraviolet radiation a. Door seals window seals trunk seals and. Different types of flat roof material options single layer membrane roof.

Epdm is 1 50 per sq foot making it the cheapest single ply membrane. Modified bitumen and rolled asphalt roofs cost 1 30 2 20 per sq foot depending on the number of plies. Pvc is 1 90 per sq foot. In general materials used on flat roofs cost less than ones used on sloped ones.

Tpo is 1 70 per sq foot. Metal roofing materials include galvanized iron copper aluminum and terne plate steel coated with lead and tin. It has the advantage of multiple layers but needs fewer layers than built up roofing and is less messy to apply. Green roof system 6.

If used on flat roofs they are commonly either soldered or welded while on pitched roofs they are attached with either nails or screws of the same metal. The membrane roof is the latest roofing technology and is also the roof of choice in. Ethylene propylene diene monomer a common use is in vehicles. Pvc roofing is somewhat more expensive than other single ply commercial roofing materials however it offers a wide range of benefits for the price.

Also used but less common are lead zinc and stainless steel. Spray polyurethane foam spf 4. These shingles can be reinforced with fiberglass or organic materials cellulose without changing the appearance of the shingle. The three types of flat roofing materials are.

Modified bitumen or polymer modified bituminous materials this flat roofing material is popular because it uses trusted weatherproofing materials asphalt reinforced with polymers. Asphalt shingles the most common residential roofing material used in the united states asphalt shingles are popular because they are economical and easy to install. Pvc roofing for many projects pvc roofing is our preferred choice as the best flat roof material on the market. 6 roofing materials for flat roofs 1.

Traditional tar and gravel also known as built up roofing or bur three or more alternating layers of waterproof material and hot tar capped with a layer of smooth stone. Built up roof bur modified bitumen roof mbr and rubber membrane roof epdm.