Greenhouse Heater with Thermostat, 3-Speed Setting Small Grow Tent Heater, 1500-
Greenhouse Heater with Thermostat, 3-Speed Setting Small Grow Tent Heater, 1500-Watt PTC Fast Heating. Optimal Heat, Maximum Growth. A 45° to 60° rotation angle can obstruct airflow from the rear vents, affecting heating performance.