Rubber membrane roofing, thermoplastic membrane roofing. Thermoset roof membrane epdm and thermoplastic roof membrane single ply roofing that is unrolled and secured with adhesives or fasteners. Pros and cons of tpo roofing tpo roofing prices, pros. Most tpo manufacturers exclude ponding in their warranties and ponding. The kind of primer recommended by the roofing manufacturer may be used after cleaning the membrane for superior adhesion. More than 15 billion square feet of vinyl membrane have been produced and installed on buildings in varying climates all over the world. Tpo and pvc are smooth, chemically resistant and waterresistant, and neither is easy to coat. Tackweld the patch to the existing membrane by using a hotair welder to weld the membrane sufficiently to hold the patch in place taking care to not wrinkle the patch material. The tpo membrane is typically comprised of three layers of a tpo polymer base, a strong, polyesterreinforced fabric center scrim and a tough thermoplastic polyolefin. Called cool roofs because of their ability to reflect the suns heat, firestone or mulehides ultraply insulated roofing system is an ideal choice for florida homes.
Historically, the most common type was a tar and pitch membrane, but newer synthetic materials are quickly taking over. Membrane roofing thermoplastic membrane roofing thermoplasticpolyolefin roofing 07 54 23 show parent category description. Firestone ultraply tpo is a light colored tpo roofing membrane, suited for a variety of low slope commercial and industrial roofing applications. The existing system consists of a tpo fullyadhered membrane manufactured by 2001 company. Browse companies that make thermoplastic membrane roofing and view and download their free cad details, revit bim files, specifications and other content relating to thermoplastic membrane roofing as well as other product information formated.
Firestone, being an expert in roofing systems, has developed the ultraply tpo as a flexible thermoplastic polyolefin tpo roofing membrane suitable for a variety of low slope commercial and industrial roofing applications, and this both for new construction and refurb. Thermoplastic materials are distinguished from thermoset materials in that there is no chemical crosslinking. The majority of these systems are colored white though additional colors do exist. Polyvinyl chloride pvc pvc sheets are produced by calendaring, spread coating or extruding, and typically are reinforced with polyester or glassfiber mats or scrim. Tjoint patches are fully welded for tpo and pvc membranes. Repairing a singleply thermoplastic hyolon, tpo, or pvc. Although the product has been a success, the potential consumption of pvc membrane is very modest. Apply temporary seal and water cut off by extending roofing membrane beyond insulation and securely embedding edge of the roofing membrane in 6 mm 14 inch thick by 50 mm 2 inches wide strip of temporary closure sealant. Singleply roofing membranes fall into two classes thermoset membranes, such as ethylene propylene diene monomer epdm and hypalon, and thermoplastic membranes, such as thermoplastic polyolefin tpo and polyvinyl chloride pvc.
Synthetic rubber thermoset this type of membrane roof is made of large, flat pieces of synthetic rubber or similar materials. Johns manville roofing systems jm pvc fb with dupont elvaloy kee polymer pvc roofing systems description. Newer systems can be patched relatively easily because breaks and leaks are easier to locate. Green roofs a base of sealant is installed on the roof followed by roofing tiles that have root repellant materials, a drainage system, a light layer of soilbedding, and then plants. Tpo is a single ply roofing system that consisting of a thermoplastic. Jm pvc with kee fb is a heat weldable thermoplastic membrane that utilizes a spunbond 3. Membrane roofing refers to a number of different roofing materials. Allow the surface of the membrane and patch to air dry.
The most common thermoplastic roof membranes are pvc and tpo. The following provides general descriptions of these two systems. Weld the patch in place by using the threestep thermoplastic welding steps. Membrane roofing is a type of roofing system for buildings and tanks. Unlike sarnafil, which is formulated to perform above and beyond the industry standard, sikaplan is formulated to the industry standard like the rest of the thermoplastic roofing membranes on the market. It is used to create a watertight roof covering to protect the interior of a building. Roofing systems typically consist of three elements. Jm polyester mat protection slipsheet is intended for use as a separation layer between extruded polystyrene insulation and roofing membrane in protected membrane inverted roof assemblies, as well as a separating sheet in some recover systems. They are fire retardant by nature and are highly reflective thus offering good energy benefits. What our video on how to properly patch a tpo roof or visit us on the web at. Tpo systems can be mechanically fastened or fully adhered using adhesives. An example of thermoset membranes includes ethylene propylene diene monomer epdm, one of the most widely used roofing systems.
While the commercial roofing industry closely defines the polymers in manufacture of single ply roofing systems by their acronyms such as epdm, pib, pvc, cspe, tpo, and the like from a functional point of view, these membranes are either weldable or not. Epdm has been a reliable material in the lowslope commercial roofing industry for decades. Modified bitumen roofing has been around since the 1970s when it was developed to address ongoing issues with traditional asphalt roofs. It is also used as a protective layer between pavers and jm single ply membrane. Sikaplan is a costcompetitive, singleply pvc roofing membrane designed for lowslope roofing applications. Tpo is a singleply roofing system consisting of a thermoplastic polyolefin membrane. Only product in the marketplace to offer prefabrication of. Pick up your own copy of this useful resource through the national roofing contractors association. Tpo roofing is an environmentally friendly roofing material that provides good weatherability, fire and chemical resistance.
The tpo roofing systems commercial roofing application guide is intended as. At that time, most of the original membranes were based on vinyl polyvinyl chloride pvc and first time were produced and supplied to the north american market. Thermoplastic polyolefin roofing tpo roof replacement. Pros and cons of tpo roofing 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. We manufacture and market some of the most technically advanced commercial roofing materials available on.
Building upon the experience of its european parent company, one. These roof membranes are singleply and can be installed using a variety of methods including mechanical attachment, pointaffixed and fully adhered. Designed to perform even in the most hostile environments, sion fs features exceptional solar reflectivity, as well as chemical, uv, impact and tear resistance. Singleply membranes are widely used for commercial roofing applications. Install roofing membrane over area to receive roofing according to membrane roofing system manufacturers written instructions.
Tpo membranes are made with a copolymerized rubber that allows them greater flexibility in cold. Diy repair methods and materials for single ply roofing membranes including epdm, tpo, pvc and hypalon. Tpo membranes are made with a copolymerized rubber that allows them greater flexibility in cold climates. These membranes are installed with seam tape that holds and seals the panels together. Dow roofing systems is a leading global provider of thermoplastic roofing membranes, and the inventors of reinforced thermoplastic polyolefin tpo roofing membrane. Duck coat professional grade roof, foundation and repair products offer the best solutions for the toughest conditions. Tpo roofing membrane is a popular reinforced thermoplastic polyolefin.
For a flat roof, these newer synthetic membranes offer a great leak proof option. On the other hand, polyvinyl chloride pvc and thermoplastic polyolefin tpo, two other common roofing systems for commercial buildings, fall in the second category. Patches in the membrane indicate previous problems in the membrane. Eternabond roof repair products and sealing tape for all your leak repair needs. Because of the materials chemical nature, thermoplastic membranes typically are seamed by heat welding with hot air or solvent welding.
If the surface of the existing membrane is badly oxidized, it may be possible to enlarge the hole, insert the new patch underneath and heat weld to the bottom side of the membrane. Todays thermoplastic membranes are heatwelded, a significant improvement over solventwelded. Tpo stands for thermoplastic polyolefin and is a type of synthetic material often used in the construction of commercial and even some rv roofs. Tpos thermoplastic polyolefin have been extensively used within the single ply roofing industry since the early 90s.
The joint nrca, spri and arma publication repair manual for lowslope membrane roof systems recommends the following patch procedure. Make sure to roll patch in place so that adhesive grips the membrane. Its normally black but is now available in white as well. Thermoplastic membranes membranes simon roofing products. Tpo is touted to have the benefits of two of its direct competitors epdm and pvc roofs, but without the drawbacks and extra costs. Membrane roofs are most commonly made from synthetic rubber, thermoplastic pvc or similar material, or modified bitumen.
Additional styrofoam r brand insulation, meeting astm c578 type v, vi or vii, can be installed above the membrane and below the lightguard. These roof systems are synthetic substances that are softened when heated, but harden upon cooling. These membranes can be repeatedly softened by heating or hardened when cooled. Tpo roof repair and maintenance roof leak repair products. Thermoplastic roof membranes tpo were first introduced and installed in europe in the early 1960. Tpo stands for thermoplastic polyolefin and is a type of synthetic material. In addition to being energy star rated, tpos recyclability makes it an environmentally conscious system. Sika roofing is the worldwide leader in thermoplastic membrane manufacturing expertise with more than 50 years of vinyl membrane production history. It is formulated from a proprietary compound of ethylene propylene rubber and polypropylene. Pvc roof repair singleply membrane repair eastman roofing. The repair of aged pvc roofing contractor the roofing. Tpo membranes are white and highlyreflective, making them an excellent choice for those looking to reduce energy costs. Rubberseal liquid rubber waterproofing and protective coating roll on white 1 gallon, white 4. Tpo is a thermoplastic polyolefin membrane that can come in colors like white, gray, or tan.
This section includes new adhered mechanically fastened and loosely laid membrane roofing systems. The ease of installation, ability to solve complex roofing details and energy. This helps to prevent leaking and extra maintenance. Duck coat roof coating is a durable, white rubber membrane that stands up to ponding water, helps extend roof life and reduces energy costs by increasing solar reflectance. Two of the commercial flat roof systems commonly found in the northeast are modified bitumen and thermoplastic polyolefin tpo. What is membrane roofing membrane roofing for flat roofs. Membrane roofs are most commonly used in commercial application. Thermoplastic membrane roofing products construction. Patch a membrane in 7 steps ready to fix your damaged membrane. Singleply membranes, such as pvc and tpo, are ideally suited for. Thermoplastic roofing materials make for excellent roofs.
Weight roofing membrane edge with sandbags, to prevent displacement. Roof membrane available in 40, 50 and 60 mil thickness. Unroll roofing membrane and allow to relax before installing. Dow roofing systems thermoplastic membrane roofing tpo. This week dave embery, divisional director at our product partner iko polymeric, provides us with a comparison between two single ply membrane types. This membrane is best recognized for having the benefits of epdm and pvc systems, at a more economical cost.
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