WebEfficient Design. Cool Roofs. A cool roof is designed to reflect more sunlight than a conventional roof, absorbing less solar energy. This lowers the temperature of the building just as wearing light-colored clothing keeps you cool on a sunny day. Conventional roofs can reach temperatures of 150°F or more on a sunny summer afternoon, sun. WebIn high wind zones, construct low-slope (“flat”) insulated roof assemblies that resist the wind pressures that can pull off membrane roof coverings during high-wind events such as …
23 Roof Styles, Types, & Designs Compared [Picture Guide]
WebMay 10, 2016 · The term roof system refers to the air barrier or vapor retarder (if present), roof insulation (if present), and the roof membrane, flashing, and accessories. Low-slope Roof Coverings (slope less than or … WebRoof shapes include flat (or shed), gabled, hipped, ... Gable (ridged, dual-pitched, peaked, saddle, pack-saddle, saddleback, span roof): A simple roof design shaped like an inverted V. Cross gabled: The result of joining two or more gabled roof sections together, forming a T or L shape for the simplest forms, or any number of more complex ... crystal garrison puyallup
Low-Slope ("Flat") Roofs Building America Solution Center - PNNL
WebAug 21, 2024 · Asphalt Shingles. Asphalt shingles are one of the most popular types of roofing material in Pennsylvania because they’re usually the most affordable. However, since they are the least expensive, they may be … WebIn high wind zones, construct low-slope (“flat”) insulated roof assemblies that resist the wind pressures that can pull off membrane roof coverings during high-wind events such as hurricanes. Install the roof decking in accord with IBHS Fortified Home sheathing nailing pattern recommendations. WebThe pitch is great for snow/water to roll off – good drainage. A spacious attic is created above the ceiling by the pitch. Easily ventilated and high ceilings offered by this design. 7. Gambrel Roof. Much like the mansard and bonnet roof, the gambrel roof has two different slopes (the lowest portion is for guttering). dwdm channel table