You Don’t Know Foam
Whether you use a gun or a straw, there’s more to filling a gap than pulling a trigger.
Synopsis: Whether you use a gun or a straw, there’s more to filling a gap with expanding foam than pulling a trigger. Project House editor Justin Fink shows the ins and outs of spray-foam technology, from can yield and bead control to maintenance and other expansion-foam products for an array of applications. For more information, browse the following links:
The first time I saw a professional spray-foam gun was when my friend Andy pulled his Pageris gun from a green protective case to air-seal and insulate around a window he’d just installed. The gun had a larger can than those that dispense foam through a straw, and it offered far better control over the size of the bead. In addition, Andy didn’t have to come up with a use for the other 90% of the can’s foam that he didn’t need on this job. I decided right then that…