ROCOL PRECISION AIR DUSTER provides a high pressure blast of 'air' to remove dust and debris from delicate items or items that are in difficult to reach areas. Fitted with a 360° valve, for use in difficult to reach areas. Innovative valve technology allows multi-angle use. Particularly useful for gas fitters and plumbers on items such as gas fires, boilers, etc., which collect dust readily, and are otherwise very difficult to clean. Suitable for use on most mechanical and electrical equipment. Non-flammable, NSF K2 registered.