You can rest assured to buy Hispeed® 300PSI Rising Stem Resilient-Seated Gate Valve from our factory and we will offer you the best after-sale service and timely delivery. We supply 300PSI Rising Stem Resilient-Seated Gate Valve.The gate valve provides full flow with minimal pressure drop. The gate valve is designed to be the main control valve in an automatic fire sprinkler system. The gate valve features a Class 125 flange, flat face end connection for easy installation and accessibility. Outside screw and yoke gate valves are recommended when positive shutoff and a quick visual indicator of open/closed position is required. This valve features a pre-grooved stem for tamper switch mounting. It is listed by Underwriters Laboratories of the FM Approved.We are expecting to become your long term partner in China.