WHK Ice Maker Outlet Box Valve with PEX 1/2" Inlet,PEX Ice Maker Wall Box with 1/4 Turn Shut Off Valve to Connect PEX B Tubing(F1807) with Stainless Steel Hammer Arrestor.The design of Ice maker box with a pex water hammer arrestor which can reduce reduce hum noise when your family use refrigerators, ice makers and water dispenser appliances,make your life more easy and convenience.The ice maker box outlet is necessary valve in your kitchen,The material of pex ice maker box is made of Lead free brass,it can ensure your protable drinking is safety and ECO-Friendly.The size of ice maker pex distribution box is 1/2 inch Pex Inlet with 1/4 turn shut off valve,It is easy to install and open-off. The ice maker valve box are comply with strictly industrial standard,such NSF,CSA,CUPC cerificate etc, The refrigerator ice maker box by WHK is worth to trust and use it !