Description
Use this 2-Stage LB White Thermostat with Therma Grow + (Plus) Greenhouse Heaters. A 2-stage thermostat is required for better fuel efficiencies if the heater is not connected to a house controller. This thermostat incorporates two independent control circuits which interconnect to the heater’s two-stage gas control valve, providing low or high heat depending on thermostat set point.
- 2-stage
- NEMA 4X case
Works With the Following Therma Grow Heaters
- QC Part #21352 – 120+ Propane
- QC Part #21353 – 120+ Natural Gas
- QC Part #21356 – 220+ Propane
- QC Part #21357 – 220+ Natural Gas
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