This Roughneck Professional Foam Gun has a large, sturdy metal body with a comfortable soft grip, making it suitable for long working periods. The Foam Gun has a brass barrel, needle and nozzle with non-stick coating. The aluminium body is also coated with a non-stick coating. With flow adjusting knob for greater control and can holder adaptor. Ideal for the following applications Filling Gaps in brick, concrete, stone and plaster. Gaps and holes around pipe work and duct work. Spaces around window frames and door frames. Deep joints before applying plaster or sealant. Insulating Internally for exterior walls. Soffits and barge boards. Supplied complete with 2 x long plastic extension tubes. 2 x plastic nozzles.