Watts 1053017 Knob this black control knob provides

this black control knob provides the necessary leverage and indexing for accurate mixing valve calibration in both residential and commercial hydronic systems

and 70AF series

Honeywell 315602 Inner Filter

Built from high-density

Does this knob fit both Lead-Free and standard brass versions

Watts 1053017 Knob this black control knob providesAs a veteran HVACR technician, you know that maintaining precise temperature control starts with reliable hardware. The Watts 1053017 Replacement Knob is the specific OEM component required for the mechanical adjustment of Watts 70A and 70A54P CAP series tempering valves. Designed for hot water extender applications, this black control knob provides the necessary leverage and indexing for accurate mixing valve calibration in both residential and