DIY experts offer tips on a variety of caulk guns and a foam dispenser, making it easy to choose the right tool for any job.
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Foam is used to insulate around doors and windows. After it's squeezed out of the tube, the foam expands to fill in the gap.
One foam dispenser available today has a speed adjustment so you can attain the size bead you need. When the speed is turned all the way down, a vapor lock is created in the tool so that the foam doesn't stay inside the dispenser tube.
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