A variety of materials can be used to construct membrane roofs for example synthetic rubber thermoplastic pvc or similar material liquid polyurethane or modified bitumen can all be used.
Thermoplastic roof membrane with a rubber backing.
Thermoplastic polyolefin tpo is a single ply reflective roofing membrane made from polyprophylene and ethylene propylene rubber polymerized together tpo can be installed either fully adhered mechanically attached fleece back adhered or as a self adhering sheet with the seams of the roofing system sealed with liquid adhesives or welded together.
However it has since carved its niche in the roofing market and has now become a popular option for roofing contractors especially in the commercial roofing space.
In the building trades the acronym tpo stands for thermoplastic polyolefin a material originally developed for pond liners and used extensively for roofing since 1989 it s a single ply membrane made from a polymerized combination of polypropylene and ethylene propylene rubber that can be attached to a roof with adhesive or with mechanical fasteners.
First there will be the manufacturer s warranty.
Tpo is touted to have the benefits of two of its direct competitors epdm and pvc roofs but without the drawbacks and extra costs.
Tpo thermoplastic polyolefin is a single ply reflecting roofing material or membrane made out of ethylene propylene rubber and polypropylene polymerized together.
This means that a tpo roof is as uv resistant and as heat resistant as epdm and as heat weldable.
Astm d6878 standard specification for thermoplastic polyolefin based sheet roofing warranties when purchasing a new roof system there will be two warranties to consider.
However the essentials of a membrane roof include weatherproofing components reinforcement and surfacing.