Gas Valve quotation 16mm x 16mm, 22mm x 22mm Soldering 72.5 psi Brass Gas Ball Valve with Handle Brass Valve Body: High-density forging, no blister, no air holes, no leakage. Made by special high precision CNC machines. Brass Bonnet: High-density forging, no blister, no air holes, no leakage. Made by special high precision CNC machines. Brass Flap: With hard sealing structure, is not easy to abrade after long-term use, with excellent sealing performance, and can be used in various environments. Can be customized.Gas Valve quotation website:http://www.winsoems.com/brass-valve/gas-valve/