General description The Adjustable Polyurethane Foam Gun is designed for both professionals and DIY enthusiasts, featuring a high-quality aluminum alloy and stainless steel construction that ensures durability and corrosion resistance. Its ergonomic design provides comfort during use, while the PTFE coating prevents foam residue from sticking, making it easy to handle. Technical specifications Material: Aluminum alloy + stainless steel Coating: PTFE for high temperature resistance Usage Ideal for filling and sealing gaps Suitable for balcony doors and windows, bathtubs, air conditioners, and more Perfect for fixing bathroom items, tile caulking, shelf fixing, and kitchen sink fixing Other information Features a switch function for easy operation Allows for precise control of flow rate and spray distance with a spring trigger and control button Copper tips ensure smooth flow and uniform spray After use, simply close the valve to prevent leakage; no cleaning with detergent is required