Fleck (11979) ByPass Handle Lever Tank Ball Valves Replace cartridge every six months

Replace cartridge every six months under typical household pet use to maintain filtration performance

Reduce replacement interval if you notice flow rate decline

The 1-1/4" diameter is ideal for standard valve penetrations

Heavy Metals Reduced Lead

Monitor water volume if household consumption is high

Fleck (11979) ByPass Handle Lever Tank Ball Valves Replace cartridge every six monthsFleck Control Valve Components Fleck 5600 ByPass Handle Lever (11979) Replacement handle lever for Fleck metal bypass valves across all 5600 system configurations Universal Fit 3 4" & 1" Compatible OEM Fleck Part The Fleck 11979 bypass handle lever is the direct replacement component for metal bypass valves used across the entire Fleck 5600 control valve family. This single lever works with both 3 4 inch and 1 inch bypass assemblies, fitting all