Dicor Roofing Systems assures a watertight roof that is easy to maintain and saves energy through its heat reflecting characteristics. It is highly puncture and tear resistant, has superior tensile strength and withstands damaging UV rays. The membrane resists uneven weathering, fading or chalkiness. All Dicor Roofing Systems use the same three part installation components: bonding adhesive, butyl tape and lap sealant. These elements can be purchased separaely or as a package in the Dicor Products Roof Installation Component Kit. Diflex II™ TPO: A non-fleece backed TPO membrane from Dicor the RV Roofing Experts. Unlike standard TPO, Diflex II™ is extremely flexible and is as supple as most EPDM. It easily conforms to most RV roofing surfaces for a snug, tight fit. Diflex II™ is embossed with a light pebble pattern to dull harsh reflections and provide a classic look. Contains no plasticizers to migrateRemains flexible and UV resistant throughout its lifetimeNot effected by ponding waterNot effected by environmental contaminants