Reddit reviews Foamnseal FNS 300 Polyurethane Foam Dispensing Gun/Tool
We found 2 Reddit comments about Foamnseal FNS 300 Polyurethane Foam Dispensing Gun/Tool. Here are the top ones, ranked by their Reddit score.
■ Precision foam sealant dispensing for filling, sealing and insulating gaps, cracks and window and door jambs■ Teflon coated canister basket/adapter. Teflon coated foam control needle. Stainless steel check valve .■ Nickel plated gun trigger, body and barrel. Brass nozzle tip■ Excellent bead control. Variable bead size control from 1/8" to 3". Barbed dispenser tip for attaching plastic extension tubes.■ No post-dispensing foam sealant mess. Less foam waste
As someone who did the basement (and part of the attic) but stopped two years ago, I can say it was well worth it to get a dedicated gun.
They are very simple however, basically a spring-loaded, long 'plunger' that seals at the tip.
Not sure why you'd pay extra for the $50 one other than it is 'Great Stuff' brand. I've been happy with this $27 one ($32 after shipping).
Yes the cans are a bit more $ and the additional can of solvent adds to the cost, but as long as you are doing a lot of this kind of work at once it makes a lot of sense.
I did cut and cobble in my attic with fiber-faced polyiso. It was fussy and time-consuming, but it made a huge difference, and turned one of the coldest rooms in the house into the warmest. I liked it versus fiberglass batts because it provides air-sealing and insulation in one step.
My technique was to measure between the studs at the top and bottom (don't assume they're perfectly parallel), record the measurements, and cut each piece outside with a chalk line and jigsaw. Leave about a 1/4" gap on each side for expanding foam.
As far as the foam goes, I'd recommend picking up a foam-dispensing gun if you've got a large job ahead of you. It allows you to