I use foam insulation from an aerosol can when insulating around rough window and door openings. The next day I trim all the excess foam away from the wall and the window frame with a mastic trowel (see drawing). Its serrated edges saw through the foam, leaving the foam flush with the wall.
Keith Metier, Highland Park, IL
Fine Homebuilding Recommended Products
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Staple Gun
Although powered staplers are very popular, you still need a manual stapler on the job site. This staple gun from DEWALT® is reliable and easy to fire, reducing fatigue over prolonged use.
Great Stuff Foam Cleaner
It’s important to clean and maintain a professional foam-dispensing gun, and this product fits the bill. It has a spray applicator for general cleaning, plus it screws onto the dispensing gun so you can clean the inside.
Disposable Suit
This suit provides full body protection to help you stay clean from head to toe when installing insulation. We recommend wearing sweats underneath for additional coverage.
