“Is it safe to run the heater part of this unit inside a home prior to installing in the windows since winter is here? Sorry strange question but it gets extremely cold at night and it will take a while to set up in the window.”

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• No must be in window to exhaust properly.

  Answered by JohnF3 4 months ago

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• We do not advise running this unit (heat or cool) when the unit is not properly installed in the window.

  Answered by GE Answers 8 months ago

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