Commercial Roofing Highlight: Trocal PVC
What is PVC Roofing? PVC roofing (PolyVinyl Chloride) is a single-ply roofing system primarily found on flat or low-sloped commercial/industrial roofs. PVC membranes fall into a broader category of thermoplastic membranes. PVC roofing systems originated in 1966 from a...
Commercial Roofing Highlight: Modified Bitumen (MOD) Roofing Systems
Modified Bitumen (MOD) roofing systems are a petroleum-based roofing system in which mastics are heated to a liquid state, applied to felt, and then bundled into rolls which are either mopped or torched onto the roof substrate. Common Problems Any petroleum based...
Commercial Roofing Highlight: Exposed Fasteners Metal Roof
Pre-engineered metal buildings are often constructed with a fluted-steel roof deck which is a Metal roof with exposed fasteners. In this configuration, the metal acts as the waterproofing layer fastened to the purlins with exposed fasteners. Exposed fasteners rely on...