Flat Roof Types Residential
Never 100 percent flat these roofs have a slope of less than 10 degrees.
Flat roof types residential. This may make it less ideal for rainy or snowy climates. Flat low slope roofing systems even though they have been used throughout history flat or low slope roofs are becoming a sign of ultra modern modular homes. Single layer membrane roof. Thermoplastic polyolefin tpo 3.
Also known as low slope roofs flat roofs are less common in north american residential construction because the low slope of a flat roof has an increased tendency to collect water rather than shed like its more steeply pitched alternative. Pros and cons for flat roof materials. This flat roofing dominates the market because it s affordable. Tpo is 1 70 per sq foot.
6 roofing materials for flat roofs. Spray polyurethane foam spf 4. Modified bitumen and rolled asphalt roofs cost 1 30 2 20 per sq foot depending on the number of plies. Neoprene polychloroprene epdm ethylene propylene diene monomer pvc polyvinyl chloride chlorinated polyethylene and chlorosulfonated polyethylene sheets.
Epdm is 1 50 per sq foot making it the cheapest single ply membrane. Ethylene propylene diene monomer epdm epdm is classified as rubber roofing.