Hayward CZ/HM2 Thermostat Knob Black (CHXTSK1930) champlain This type of part is

This type of part is especially useful when the original impeller is chipped

This model is especially useful when the original seal has failed under demanding use or when the buyer wants a more premium seal material for the rebuild

Useful for inlet and outlet fitting repairs

A same-size manifold wye like this is useful where a larger plumbing line must branch in a controlled way while preserving full 2 inch capacity through the connected paths

Improves installation confidence and long-term serviceability

Hayward CZ/HM2 Thermostat Knob Black (CHXTSK1930) champlain This type of part isThis black thermostat knob is a replacement control part for compatible Hayward CZ and HM2 heater models. A damaged or missing knob can make temperature adjustment difficult and leave the heater controls looking incomplete. Replacing the knob restores easier manual adjustment and a cleaner control panel appearance. It is a straightforward heater service part for maintaining usability on older compatible systems. Black thermostat knob for compatible CZ