Clack (V3725)-Clack WS2 Downflow Piston Assembly Watts (FU-GKD02-CP) Dual Function Kitchen + Drinking Filter Faucet Chrome Polish 🔧 Pro Tip: Always install

🔧 Pro Tip: Always install the Mazzei 1583 with the suction port facing upward to prevent air lock and ensure consistent chemical draw

🔌 Color-Coded Connections

attach 1/4" OD tubing to small brine inlet barb and 3/8" OD tubing to large brine outlet barb before feeding through mounting hole

Bypass valve allows for system isolation during maintenance

Integrated 1" NPT flow meter tracks actual water usage for accurate media lifecycle monitoring

Clack (V3725)-Clack WS2 Downflow Piston Assembly Watts (FU-GKD02-CP) Dual Function Kitchen + Drinking Filter Faucet Chrome Polish 🔧 Pro Tip: Always installClack Corporation Clack WS2 Downflow Piston Assembly (V3725V) Factory OEM piston assembly engineered for Clack WS2 control valves in downflow service configurations OEM Clack Part V3725V WS2 Compatible Downflow The Clack V3725V piston assembly is the primary control component inside WS2 water softener valves, directing service flow downward through the resin bed during the softening cycle. This is a genuine Clack factory replacement part designed to