The in-wall stop valve contains a long spindle that can be fitted to the installation thickness of wall. The spindle can be shortened by grooves if necessary. Geann Wall Stop Valves are available in 1/2” and 3/4” versions. Customer specific cartridge can also be adapted in the standard programme.   All the stop valves are tested for air leaking testing in Geann assembly department before shipment. It is to ensure every product that customer received is in good condition. Available Sizes: 1/2”, 3/4” Version: Right Turn Closing (RTC) /Left Turn Closing (LTC) Material: Brass, Lead-Free Material, etc. Certificate: NSF-61/9, cUPC, WRAS, ACS , DVGW-KTW, WaterMark Passed Test: 500,000 times Life Cycle Test, Flow Rate Test, Burst Test (according to various standard such as ASME, CSA, CNS, EN200, EN817, JIS, etc.)