Tpo Roof Layers

What is tpo roofing.

Tpo roof layers.

Thermoplastic polyolefin is a single ply roofing membrane that is one of the fastest growing commercial roofing systems on the market. As owners consider long term costs along with first costs tpo roofs are increasingly popular for their cost effective high performing benefits. By itself tpo roofing doesn t provide much insulation so many installations include a layer of rigid foam insulation which is secured to the roof with mechanical fasteners or adhesive. A tpo roofing system has many layers to it if you are considering it as a solution to your roofing need read on to familiarize yourself with their names and the role they each play in keeping buildings covered and secure.

For a decent quality tpo membrane pricing starts at 5 50 6 00 per square foot installed without tear off for example if you have a 1 500 sq ft. Installation of a tpo roof involves seven basic layers that all serve an important function. Tpo roofing systems 101. Exploring the roofing layers.

A tpo roof on an rv consists of a single ply roofing membrane. Tpo stands for thermoplastic polyolefin which just a short way of stating the primary chemical composition of the roof membrane. Tpo roofing is a single ply roof system which means only one sheet or membrane of tpo is installed. How much does tpo roofing cost.

Just before installing the membrane you typically install a slipsheet a low friction barrier that allows the roofing to expand and contract freely. However installing new flashings including special drip edge flashings made for reroofing will ensure a tight seal and a long life. Quality manager ben dykstra discusses the pros and cons layer by layer. This tpo membrane is comprised of three bonded layers which are as follows.

This provides added protection against ice dams. On the low end prices start at 3 50 4 00 per square foot materials and installation but that is for very large commercial projects. This means that a tpo roof is as uv resistant and as heat resistant as epdm and as heat weldable. Some roofers install a layer of waterproof shingle underlayment wsu over the existing shingles at the eave end as would be done for a roof laid on bare sheathing.

However not all are equal. Tpo is touted to have the benefits of two of its direct competitors epdm and pvc roofs but without the drawbacks and extra costs. Thermoplastic polyolefin base layer. Tpo s long term heat uv and natural fungal resistance plus flexibility without need for plasticizers also make tpo a reliable low slope.

Tpo roofing systems are made up of a single layer of synthetics and reinforcing scrim that can be used to cover flat roofs. Heat welded seams provide superior strength. Last updated on aug 9 2020 by ray roman. If you are looking to install a single ply roofing membrane that will be energy efficient and are evaluating your options consider tpo thermoplastic olefin roofing.

Tpo membranes are manufactured in sheets that are 10 12 or 20.