Understanding Heat Transfer Into Buildings
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RIMA, the Reflective Insulation Manufacturers Association, performed testing of the most widely used IRCCS, Interior Radiation Control Coating Systems, otherwise known as attic radiant barrier coatings. The test results show that HeatBloc is the most effective coating on the market. Click to see pdf report.
Effects on Roof Shingles
A regular concern with the use of radiant barriers that are applied to the roof decking is: Does it have a negative effect on the life or warranty of the shingles? Again, RIMA has produced a report explaining that there is no detrimental effect to roof shingles and that it should not invalidate a shingle warranty. However, you should check your warranty and contact the manufacturer to verify their particular warranty requirements. Click here to read pdf report.
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