A PU foam applicator gun for use with standard 750ml & 500ml gun grade canisters. Manufactured using high quality components for a professional finish and long lasting performance. Pack also includes two extension tubes for a longer reach or to fill hard to reach spaces and two tapered nozzles for small gaps. Stainless steel non-blocking valve prevents foam curing inside the applicator.Polypropylene hand grip enhances stability & gun control.Lubricated trigger for a smooth & precise foam flow.Heavy duty steel body for long lasting performance.