Navigating energy code compliance for roofing

The roof assembly is an important aspect in achieving energy code compliance because it often accounts for a large portion of the building envelope. It becomes even more critical in single-story non-residential projects such as manufacturing plants, warehouses, distribution centers, retail stores, and offices.
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Low-slope roofing guarantees

Understanding and estimating the value of low-slope roofing manufacturers’ guarantees can be confusing. Part of the reason for this is even well-meaning industry sources can contribute to the plethora of inaccurate or misleading information FOUND in the market on the purposes and potential value of roof manufacturers’ guarantees.
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Cold-formed Steel Framing Gets Complicated

During the medieval period, complex Gothic structures were built from drawings that communicated a designer’s overall vision without detailing specific means of construction. Master craftsmen translated designs into buildable structures using simple tools available at the time. Now, in some respects, the construction industry has come full circle.
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Making Sense of Sprayed Polyurethane Foam

For decades, the U.S. design and construction industry has turned to sprayed polyurethane foam to insulate and air seal buildings. When used as a roofing material, its monolithic nature allows for a seamless, self-flashing application that can keep out water. SPF can also improve energy efficiency, helping building owners...
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G8WAY DC: Innovative UHPC Elements

Ultra-high performance concrete (UHPC) provides strength, ductility, durability, and aesthetic design flexibility while still being highly moldable and able to replicate texture, form, and shape. It is this combination of superior properties that also provides architects and engineers with a new kind of freedom—to design unique, unprecedented UHPC architectural...
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Vegetative Roof Waterproofing for Long-term Performance

This article reviews the general advantages—and challenges—of green roofs, including how they fail. It reviews strategies for overcoming those challenges and provides advice for achieving long-term performance from a construction perspective, with an emphasis on waterproofing. Several types of green roof systems and assemblies are discussed, including bituminous, rubberized...
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