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  2. Air conditioning - Wikipedia

    en.wikipedia.org/wiki/Air_conditioning

    The first mini-split system was sold in 1961 by Toshiba in Japan, and the first wall-mounted mini-split air conditioner was sold in 1968 in Japan by Mitsubishi Electric, where small home sizes motivated their development. The Mitsubishi model was the first air conditioner with a cross-flow fan.

  3. Fan coil unit - Wikipedia

    en.wikipedia.org/wiki/Fan_coil_unit

    The thermostat controls the fan speed and/or the flow of water or refrigerant to the heat exchanger using a control valve. Due to their simplicity, flexibility, and easy maintenance, fan coil units can be more economical to install than ducted 100% fresh air systems (VAV) or central heating systems with air handling units or chilled beams .

  4. Smart thermostat - Wikipedia

    en.wikipedia.org/wiki/Smart_thermostat

    The gas savings for manual thermostat replacements (10% per thermostat) was found to be larger than for programmable thermostat replacements (8% per thermostat). The difference in electricity savings between homes whose prior equipment was a manual thermostat or programmable thermostat was found to be minimal. [1]

  5. Trump mocks Justin Trudeau over top official’s shocking exit ...

    www.aol.com/news/trump-mocks-justin-trudeau-top...

    Donald Trump mocked Canadian Prime Minister Justin Trudeau after his top minister’s surprise resignation following a clash on how to handle the president-elect’s looming tariffs.

  6. Thermostat - Wikipedia

    en.wikipedia.org/wiki/Thermostat

    A thermostat exerts control by switching heating or cooling devices on or off, or by regulating the flow of a heat transfer fluid as needed, to maintain the correct temperature. A thermostat can often be the main control unit for a heating or cooling system, in applications ranging from ambient air control to automotive coolant control.

  7. Kelly Ripa Teases Her Skinny Christmas Tree Is on ... - AOL

    www.aol.com/kelly-ripa-her-second-christmas...

    Kelly Ripa is unveiling her Christmas tree — and it looks a little different this year! The Live with Kelly and Mark host, 54, revealed the hilarious story behind the installation of her holiday ...

  8. US envoy to travel to Israel in bid to seal Hezbollah ceasefire

    www.aol.com/news/us-envoy-travel-israel-bid...

    BEIRUT (Reuters) -U.S. envoy Amos Hochstein said he will travel to Israel on Wednesday to try to secure a ceasefire ending the war with Lebanon's Hezbollah group after declaring additional ...

  9. Programmable thermostat - Wikipedia

    en.wikipedia.org/wiki/Programmable_thermostat

    Honeywell electronic thermostat in a store. Heating and cooling losses from a building (or any other container) become greater as the difference in temperature increases. A programmable thermostat allows reduction of these losses by allowing the temperature difference to be reduced at times when the reduced amount of heating or cooling would not be objectionable.