Hayward Thermostat Knob CZ & HM2 Series | Part CHXTSK1930 All Chems No-riser design keeps the fitting

No-riser design keeps the fitting flush with the pool floor

helping maintain optimal performance and efficiency in your equipment

Easy to Install – Designed for a quick and hassle-free replacement to maintain the aesthetic and functionality of your pool lighting

ensuring proper fit

Hayward Thermostat Knob CZ & HM2 Series | Part CHXTSK1930 All Chems No-riser design keeps the fittingHayward Thermostat Knob CZ & HM2 Series Part CHXTSK1930 The Hayward Thermostat Knob CZ & HM2 Series (Part # CHXTSK1930) is a high quality replacement thermostat knob designed for use with Hayward CZ and HM2 series pool heaters. This durable knob allows you to easily adjust the temperature setting of your pool heater to maintain optimal water temperature. Whether you're heating your pool for a swim or turning down the heat during cooler months, this