Foam guns contain more parts than cannons, such as a spray nozzle with trigger and control knob near it that can adjust bead size (1/8 to 3 inches). Furthermore, two-finger triggers make operation ...
Grab a few cans of spray expansion foam like Great Stuff Big Gap Filler (around $5 ... Read more: 8 Hammer Types And When To ...
Foam board insulation is easy to use and a great DIY way to add some insulation ... For smaller pieces, seal them in with caulk or spray foam.