The wagner spraytech w300 wood metal sprayer is ideal for medium to large projects such as fences decking garden sheds and wooden garages suitable for use with solvent or water based wood metal paints including wood preservative gloss satin undercoat stain varnish and many more the base unit can stand on the floor or is portable using its convenient shoulder strap a detachable gun allows you to quickly and easily change attachment the paint refill or clean the gun the extra fine atomisation