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  2. Humidistat - Wikipedia

    en.wikipedia.org/wiki/Humidistat

    A humidistat or hygrostat is an electronic device analogous to a thermostat but which responds to relative humidity, not temperature. A typical humidistat is usually included with portable humidifiers or dehumidifiers. It can also be included with combined air cleaner or humidifier units to control a home's humidity level or any other indoor ...

  3. Humidifier - Wikipedia

    en.wikipedia.org/wiki/Humidifier

    A properly installed and located hygrostat should be used to monitor and control humidity levels automatically, or a well-informed and conscientious human operator must constantly check for correct humidity levels. A humidity below 50% can prevent water condensation on building materials. [1] A dehumidifier can be used to balance the humidity.

  4. These Whole-House Humidifiers Add Moisture to Your Entire ...

    www.aol.com/7-best-whole-house-humidifiers...

    Dry winter air can result in cracked skin, gaps in your floorboards, and ashy furniture. These affordable devices can help.

  5. The Best Humidifiers to Help You Breathe Easier - AOL

    www.aol.com/lifestyle/best-humidifiers-help...

    Warm Mist: Using a heating element to boil water and make steam, warm-mist humidifiers can add some nice heat in the winter but are best kept away from children because of it. You can also use ...

  6. Dedicated outdoor air system - Wikipedia

    en.wikipedia.org/wiki/Dedicated_outdoor_air_system

    DOAS air handling unit with heat recovery wheel and passive dehumidification. A dedicated outdoor air system (DOAS) is a type of heating, ventilation and air-conditioning system that consists of two parallel systems: a dedicated system for delivering outdoor air ventilation that handles both the latent and sensible loads of conditioning the ventilation air, and a parallel system to handle the ...

  7. HVAC control system - Wikipedia

    en.wikipedia.org/wiki/HVAC_control_system

    HVAC (Heating, Ventilation and Air Conditioning) equipment needs a control system to regulate the operation of a heating and/or air conditioning system. [1] Usually a sensing device is used to compare the actual state (e.g. temperature) with a target state. Then the control system draws a conclusion what action has to be taken (e.g. start the ...