City of Louisville: Energy Efficiency Improvements

Subtype	Amount	Requirements
Insulation and air sealing	$250 each for attic, wall, and basement (or crawl space) insulation with air sealing	Min R value of R-49 in attics, R-19 or fill cavity in walls. Blower door and CAZ testing required. Exterior top plate air sealing required in attics

Depending on the improvements you’re undertaking as well as your address, you may be eligible for rebates offered by your local government and/or nonprofit organizations that service your area.