2-in-1 Phoenix Greenhouse Heater & Cooler 2800 W / 9554 BTUs Sigma 300 The system is filled with

The system is filled with a hydroton growing medium that provides thermal insulation

Designed for flexible installation

Cover it with mulch or gravel for long‑term results

96in x 1171

The window allows for ventilation and improves air circulation inside your greenhouse

2-in-1 Phoenix Greenhouse Heater & Cooler 2800 W / 9554 BTUs Sigma 300 The system is filled withDetails The 2 in 1 Phoenix Greenhouse Heater & Cooler is a sophisticated system designed to help plants thrive during the summer and nurture and protect them from the chill during the winter months. The heater features three distinct output levels (1. 0 kW, 1. 8 kW or 2. 8 kW) and a high tech precision thermostat that allows for uncomplicated temperature control between 32F and 79F (0C and 26C). As gardeners move into the warmer months, the Phoenix