Heat Shield Fan Cover cloning-&-seed-starting or even open it to

or even open it to check on things or add ingredients

000W HPS lamps

but they will completely turn off when the cooling needs are met

Total Grow Control EC Probe

PhysioSpec Greenhouse offers a world-class work and research environment with vivid colors and greater contrast to study the health of your crop

Heat Shield Fan Cover cloning-&-seed-starting or even open it toThe Fan Heat Shield blocks the heat generated by inline duct fans from radiating off of them. This means that less heat finds it way into your room, allowing it to be better carried away by your existing ventilation system. This results in a cooler environment, increased plant growth, and more energy savings from increased A C efficiency. Fits 4", 5", and 6" inline fans