07 50 00 Membrane Roofing

Category Archives: 07 50 00 Membrane Roofing

Solar Reflective Roof Coatings

A reflective acrylic coating was used to offer roof protection and yield energy savings at this Bank of India building in Mumbai, India.
 Photo courtesy Quest Construction Products

Enhancing longevity and efficiency
by John Ferraro

Cool roof coatings have achieved more than 30 years of proven energy savings. However, the federal government and building code bodies have only recently embraced the use of these reflective coatings.

For decades, the Roof Coatings Manufacturers Association (RCMA), the national trade association for manufacturers of cold-applied protective roof coatings and cements, has promoted industrial and maintenance roof coatings, including solar reflective materials. Due to these efforts, …

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Reducing Environmental Impact with Coatings

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Inadequate insulation and air leakage are leading causes of energy waste in most projects, and coatings selection can play a big role in reducing these inefficiencies. This article examines use of coatings in applications as diverse as cool roofs, air barriers, infrared (IR) reflective pigments, and radiant heat barriers.

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Making Sense of Sprayed Polyurethane Foam

All photos courtesy Spray Foam Coalition

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 and general contractors comply with energy codes and meet performance requirements for green building programs and certifications.

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Vegetative Roof Waterproofing for Long-term Performance

Photos courtesy Baystate Medical Center

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 asphalt, and liquid-applied resin membrane systems.

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