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2. 6 Home Depot Products Under $50 That Will Reduce Your ... - AOL

   www.aol.com/finance/6-home-depot-products-under...

   Winter is coming. You know what that means. Your utility bills are about to skyrocket. But here’s the good news: You don’t need to spend hundreds on fancy smart thermostats or new appliances ...

3. Thermostat - Wikipedia

   en.wikipedia.org/wiki/Thermostat

   Other thermostat used for process/industrial control where on/off control is not suitable the PID control can also makes sure that the temperature is very stable (for instance, by reducing overshoots by fine tuning PID constants for set value (SV) [19] or maintaining temperature in a band by deploying hysteresis control. [20]) Most digital ...

4. ecobee - Wikipedia

   en.wikipedia.org/wiki/Ecobee

   The thermostats are controlled by using the built-in touchscreen, web portal, or app available for iOS, Android, and the Apple Watch. [3] Other devices are controlled solely through the app or web portal. The thermostat or camera acts as a smart home hub for their other devices. The light switches do not require a thermostat or camera but do ...

5. Demand controlled ventilation - Wikipedia

   en.wikipedia.org/wiki/Demand_controlled_ventilation

   Such a control sequence is supported by a pollutant sensor (e.g. carbon dioxide sensor), a variable frequency drive (VFD) on the fan supplying the zone, individual VAV boxes with reheat serving each space in the zone, and airflow measuring stations. [4] Research has been conducted on the application of DCV in constant-air-volume (CAV) systems.

6. Greenhouse - Wikipedia

   en.wikipedia.org/wiki/Greenhouse

   The smallest example is a miniature greenhouse known as a cold frame, typically used at home, whereas large commercial greenhouses are high tech production facilities for vegetables, flowers or fruits. The glass greenhouses are filled with equipment including screening installations, heating, cooling, and lighting, and may be controlled by a ...

7. Evaporative cooler - Wikipedia

   en.wikipedia.org/wiki/Evaporative_cooler

   A misting fan is similar to a humidifier. A fan blows a fine mist of water into the air. If the air is not too humid, the water evaporates, absorbing heat from the air, allowing the misting fan to also work as an air cooler. A misting fan may be used outdoors, especially in a dry climate. It may also be used indoors.