As the professional manufacture, we would like to provide you high quality Hispeed® 300PSI Non-Rising Stem Resilient-Seated Gate Valve. And we will offer you the best after-sale service and timely delivery. 300PSI Non-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. We are expecting to become your long term partner in China.