Improve plant health, reduce your energy consumption, and achieve greater peace-of-mind with an environmental control or thermostat from J&D. As an industry leader in ventilation, J&D knows the importance of controlling ventilation. No two greenhouses are alike, and the environment inside the greenhouse must be customizable. J&D offers a variety of controls and thermostats that can operate single HAF fans to misting systems. Using data such as temperature, air exchange rates, and humidity, our products will provide optimal environmental results. It's as easy as choosing your ideal environmental conditions, setting the control, and walking away. Let J&D technology and your inputs automatically control and maintain the environment inside your greenhouse.