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TECHNICAL DATA BULLETIN <br /> VersiWeld TPO Reinforced Membrane <br /> Installation Precautions <br /> 1. VersiWeld TPO roofing systems are quick to install, as minimal Sunglasses that filter out ultraviolet light are strongly recommended <br /> labor and few components are required. TPO systems are installed as tan and white surfaces are highly reflective. Roofing technicians <br /> using an automatic heat welder, making sheet welding fast, clean, should dress appropriately and wear sunscreen. <br /> consistent, and easy to learn,while reducing strain on the roofing 0 Surfaces may become slippery due to frost and ice buildup. <br /> technician. Exercise caution during cold conditions to prevent falls. <br /> 2. APEEL Protective Film should be removed from within areas that 0 Care must be exercised when working close to a roof edge when <br /> are to be heat-welded together. In areas that do not require heat- surrounding area is snow-covered as the roof edge may not be <br /> welding,the APEEL Protective Film can be left in place for up to clearly visible. <br /> 90 days. When the installation of the entire TPO roofing system is <br /> complete, remove and discard the APEEL Protective Film. Use proper stacking procedures to ensure sufficient stability <br /> Mechanically Attached Roofing System of the rolls. <br /> • Exercise caution when walking on wet membrane. Membranes may <br /> 1. The Versico Mechanically Attached Roofing System installation be slippery when wet. <br /> starts by fastening the insulation with a minimum of 4 fasteners <br /> per 4' by 8' (121.90 cm by 243.84 cm) board.The membrane is 0Store membrane in the original undisturbed plastic wrap in a cool, <br /> mechanically fastened to the deck using HPVX Fasteners and HPVX shaded area and cover the light-colored, breathable,waterproof <br /> Plates or HPV-XL Fasteners and HPV-XL Plates.Adjoining sheets of tarpaulins. Membrane that has been exposed to the weather must <br /> membrane are overlapped over the fasteners and plates and joined be prepared with Weathered Membrane Cleaner prior to hot-air <br /> together with a minimum 11h"-wide(4 cm) hot-air weld. welding. <br /> Fully Adhered Roofing System 0Take care not to stand or place heavy objects on the edge of <br /> 1. The Versico Fully Adhered Roofing System installation begins by folded-over membrane,as this could cause a hard crease in themembrane. <br /> fastening the insulation at the required density necessary to meet <br /> the appropriate warranty or wind load requirement.The substrate Maximum sustained temperature not to exceed 160°F(71°C)for <br /> and membrane are coated with an appropriate VersiWeld TPO TPO membrane. <br /> bonding adhesive and the membrane is rolled into place. 0 Do not use razor blades or other sharp tools to cut the APEEL <br /> REVIEW CURRENT VERSICO SPECIFICATIONS AND DETAILS FOR SPECIFIC Protective Film while it is still adhered to the TPO membrane as <br /> INSTALLATION REQUIREMENTS. damage to the underlying membrane may occur. Pull the protective <br /> film away from the membrane prior to cutting. <br /> • Remove APEEL Protective Film by pulling toward the center of the <br /> roof. Do not remove the film by pulling toward the roof edge. <br /> • A static electric charge may develop when removing APEEL <br /> Protective Film from the surface of the membrane sheet.To avoid <br /> the possibility of ignition, lids must be closed on any flammable <br /> products and a fire extinguisher should be readily available. <br /> • Color membranes will'fade'over time mainly due to the ultraviolet <br /> portion of sunlight. Since most roof surfaces are exposed to <br /> variable sunlight,some areas will be more susceptible to color <br /> changes caused by UV fading.Warranties for color membranes do <br /> not cover fading of colors. <br /> QVJA <br /> VE2sICo <br /> ROOFING SYSTEMS <br /> BUILDING VALUE <br />