A premium quality professional PU foam applicator gun for use with standard 750ml & 500ml gun grade canisters. The ergonomic lightweight aluminium design makes it quick and easy to fill and seal cavities. Pack also includes two extension tubes for a longer reach or to fill hard to reach spaces and two tapered nozzles for small gaps.Anti-stick PTFE coating reduces foam build-up on the applicator. Soft touch hand grip for superior comfort & ergonomics. Lubricated & PTFE coated valve gives a superior air tight seal to prevent blocking. Premium aluminium body significantly reduces weight.