GREAT STUFFâ„˘ Insulating Foam Sealants, GREAT STUFF PROâ„˘ Insulating Foam Sealants or FROTH-PAKâ„˘ Spray Foam Sealant can be used to seal the inside perimeter of rim joists. These products (when used as per manufacturersâ€™ instructions) are applied around the outside perimeter, sealing the floor joists to the subfloor, header and the bottom plate before installing the insulation in the cavity or can be used the same way on top of insulation board.
Air sealing rim joists made easy.
A recent study revealed homeowners can save an average of $44 per year just by sealing rim joist and sill plate penetrations. 1 GREAT STUFFâ„˘ Gaps & Cracks expands to close the gaps around them, quickly and easily, helping to make the home more comfortable and less drafty for your customers.
1*In this study conducted by Dow and D.R. Nelson & Associates, air loss was measured using blower door tests. Potential energy savings were estimated using REM Home Energy Analysis Software. Results vary based on construction, style, year built and other unique home characteristics. Participating homeowners were current employees of Dow.