The Fenestration and Glazing Industry Alliance (FGIA) has released an updated specification for producing and inspecting polyvinyl chloride (PVC) fenestration products.
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Thermoplastic roofing membranes, one of the fastest growing forms of low-slope roofing products, come in different material families, including thermoplastic olefin (TPO), polyvinyl chloride (PVC), and PVC alloy. Some attributes shared by TPO and PVC membranes include long-term weathering resistance, cold temperature flexibility, resistance to tear, puncture, and chemicals, and heat-seaming capability.
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Introduced in 1986, the negative pressure roof system remains a niche design in the single-ply roofing industry. Also referred to as a ‘wind-vented’ roof, the science behind the system is simple. When an air seal is formed using a newly installed single-ply membrane, a low pressure condition is created on the underside of the roof. Any moisture in the existing wet roof insulation is pulled up through perimeter roof vents.
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In June, a 5000-seat concert venue joined the attractions of Coney Island in Brooklyn, New York, as part of Riegelmann Boardwalk’s new Seaside Park and Community Arts Center. The Ford Amphitheater, a $53-million project, relied in part on its eyecatching roofing to achieve project goals.
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