Schaefer FD-1S-1400 Controller environmental controllers workshops and other areas that

workshops and other areas that may need a heavy-duty wall fan

it's easy to set to run your pumps

and no off-gassing to harm plants

the built-in Atlas® CO2 Controller with Oxygen Shutoff-Hardwire Controller automatically shuts off the Garden Heater

Schaefer FD-1S-1400 Controller environmental controllers workshops and other areas thatThis Versa Kool fan is the industry standard for greenhouse ventilation. Unrivaled in the industry, Versa Kool fans are engineered to produce greater air movement and superior cooling with less noise to reduce heat stress and improve air quality. The best in class deep guard design creates extreme airflow, low noise levels, and unparalleled safety. The matched heavy duty motor and blades provide maximum velocity, and the specifically designed, power