David was very professional, thorough, and easy to work with. He provided us with a clear, detailed report with helpful suggestions as to how to improve our home.

RESNET
Aeroseal
BPI Goldstar
Home Performance with Energy Star
UL
IECC Member
Energy Star Partner
ZERO Energy Ready Home
National Mortgage Industry, HERS Accreditation Registry
BPI Continued Education
Illinois Home Performance
BPI Test Center

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