GoToBuy - Foam Dispensing Gun Professional Foamgun Applicator Chrome Heavy Duty Provides Precise Control For Filling, Sealing & Insulating Gaps Cracks & Window/Door Jambs This foam gun is designed for the application of single component polyurethane foam packaged in pressurized cans. It enables the user to adjust the product flow, thereby reducing waste. The gun is hermetically sealed, which prevents hardening of the product in the gun. Easy to clean, reusable