Cash Acme 24504 In-Line Thermostatic Hg110-D 1/2-Inch Mixing Valve with Sharkbite Connections And Intergral Checks Connection or adaptation of Heat guard valves to various pipe systems Use with Heat guard 110, 160 and 115 base valves Available in sweat, barb/PEX, compression, threaded (NPT) and CPVC