●Precision Foam Gun : The WORKPRO foam gun offers adjustable flow control and one-handed operation for increased efficiency. It features a copper nozzle, lock valve, and trigger, providing precise control over foam dispensing ●Non-Stick PTFE Coating: This expanding applicator gun is covered with non-stick PTFE, making it easy to clean and preventing foam from spilling ●Ergonomic Design: Dispensing insulation foam gun features an ergonomic plastic handle designed for extended use. The distance between the handle, trigger, and adjustment knob has been carefully optimized for more comfortable one-handed operation ●Versatile Use: This heavy-duty foam dispensing gun is ideal for caulking, filling, sealing, and insulating small gaps in balcony doors, windows, bathtubs, air conditioning openings, and more ●User-Friendly: Before use, please read the operating manual carefully. Be sure to release air and foam pressure before the first use and during maintenance. Always clean the foam gun immediately after each use to ensure optimal performance