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News May 3, 2018

NRCA releases guidelines for condensation and air leakage control

NRCA has made available NRCA Guidelines for Condensation and Air Leakage Control in an electronic PDF version.

This updated standalone version of the NRCA Roofing Manual provides the latest information about condensation and air leakage control. It contains comprehensive information about condensation and air leakage, as well as vapor retarders and air retarders for low- and steep-slope roof systems. The guidelines also present the latest information about design considerations for vapor retarder placement, attic ventilation and applicable building code requirements and contain all information regarding condensation and air leakage control from The NRCA Roofing Manual: Architectural Metal Flashing and Condensation and Air Leakage Control—2018.

The PDF is free for members and $110 for nonmembers. For more information, click here.


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