ABC or Multi-Purpose extinguishers utilize a specially fluidized and siliconized mono ammonium phosphate dry chemical. It chemically insulates Class A fires (ex. wood, paper, trash, & cloth) by melting at approximately 350°F and coats surface to which it is applied. It smothers and breaks the chain reaction of Class B fires (liquids ex. gasoline, alcohol products, solvents, & oils) and will not conduct electricity back to the operator - Class C electrical fires. Steel cylinder Durable polyester powder paint finish Rechargeable. Waterproof stainless steel gauge Bar coded label Metal valve & handles Suitable for use on fires common to the home and office. ULC Rated 6-A : 80-B : C Flexible hose for easy aim. Quick, clear directions for easy use. Can be wall mounted (bracket included). *** Orders for fire extinguishers and hazardous goods will be considered final sale (no refunds or returns).***