Air Sealing



  • Requires a Home Energy Assessment and a post air sealing blower door test
  • Air infiltration levels must be measured by a blower door test before and after air sealing
  • Your project must demonstrate at least a 10% air leakage reduction, as measured in CFM50 by a blower door test

Let’s Get Started!

If you have any issues with our form, please email or call us (970-925-9775) and we will help you.

CORE is a 501(c)(3) nonprofit dedicated to leading the Roaring Fork Valley to a carbon-free, net zero energy future.