Log in or register to create Field Kits and Sales Worksheets. Why register?

Step 4: Ensure Draft Free

The following categories provide detailed information about air sealing, air barriers and testing to capture critical air sealing opportunities that will be lost after insulation in place. Consult these guides before moving to Step 5 in this tool.

Click on the links below for detailed information about each topic in this step:

Air Seal Foundations and Basements icon

Air Seal Foundations and Basements

Air Seal Walls, Windows, and Doors icon

Air Seal Walls, Windows, and Doors

Air Seal Ceilings and Attics icon

Air Seal Ceilings and Attics

Air Leakage Testing icon

Air Leakage Testing

Air Seal and Insulate HVAC Equipment and Ducts icon

Air Seal and Insulate HVAC Equipment and Ducts

Install Ducts icon

Install Ducts