General description The AlwaysH Professional Adjustable Polyurethane Foam Gun is designed for both professionals and DIY enthusiasts. Made from high-quality aluminum alloy and stainless steel, this durable and corrosion-resistant foam gun ensures no leaks during use. Its PTFE coating resists high temperatures and prevents foam residue from sticking, making it easy to maintain. Technical specifications Material: Aluminum alloy + stainless steel Coating: PTFE No cleaning Features a switch function for easy operation No need for detergent cleaning after use; simply close the valve Allows for removal of glue in the barrel without detergent for future use Precise control Spring-loaded trigger and control button for precise flow rate control Adjustable spray distance to minimize foam waste Copper tips for smooth flow and even spray Function Ideal for filling and sealing gaps Suitable for foam insulation in various applications Widely used Applicable for balcony doors and windows, bathtubs,