By David Peery, C.E.M. TRC Many production home builders in California have adopted high performance attics. Builders recognize that this envelope feature is one of the most effective energy efficiency measures that can also increase occupant comfort. From utility programs that incentive builders to adopt high performance attics, we can share...

August 14, 2018 | Pebble Beach, CA  By: Megan Cordes To further the WISE goal of exploring available options for compliance with high performance attic (HPA) requirements in California, several members of the WISE team attended one of the first installations of the Knauf R-38 below deck insulation...