Amerex HIGH PERFORMANCE DRY CHEMICAL EXTINGUISHERS. These units feature superior vertical and horizontal range with a high, 240psi operating pressure. Select Fast Flow models offer high flow rates, fast discharge, quicker knockdown and increased operator protection. Select Compliance Flow models offer longer range and higher UL ratings. Cylinders are made of painted, galvanized drawn steel with protective rubber foot rings and feature all-metal valve construction and gauge guards. Extinguishers come with a standard wall bracket and a 12-year warranty. UL listed and USCG approved.