From 3 Years of Aging to 3 Days: Generating
Interim Roof Ratings with Laboratory Aging

From JPCL, March 2016

By Carolyn Richter, Cool Roof Rating Council (CRRC)

The Lawrence Berkeley National Laboratory developed an accelerated weathering test of reflective roof coatings that correlates with the results of industry-standard, three-year exterior exposure testing. Learn how and why this accelerated testing has been applied in third-party roof ratings....

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Tagged categories: Certifications and standards; Coating chemistry; Cool roof coatings; Cool Roof Rating Council (CRRC); Good Technical Practice; Lawrence Berkeley National Laboratory; Performance testing; Reflective roof coatings; Roof coatings; Solar reflectance

Comment from Kevin Rink, (3/25/2016, 9:03 AM)

What (3) external laboratories are approved to conduct the Rapid Ratings test?

Comment from Carolyn Richter, (3/28/2016, 2:26 PM)

The three CRRC approved Rapid Ratings laboratories are PRI Construction Materials Technologies, LLC; R&D Services, Inc.; and RCMA Americas (formerly Momentum Technologies, Inc.).

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