Sentences with phrase «outgoing stale air»

A heat recovery ventilator reduces energy use by transferring the heat or cold from the outgoing stale air and using it to condition the incoming fresh air.

So you use a device that allows the outgoing stale air to pass close enough to the incoming fresh air that the warmer air gives up some of its heat to the cooler air.

Not exact matches

The house features: Earth sheltering on three sides with a carefully designed PAHS style insulation umbrella that uses the surrounding earth for thermal storage.Passive solar gain through the south triple glazed windows.Active solar through several Trombe walls integrated into the south wall.An extensive earth tube system that pre-heats incoming fresh air and recovers heat from outgoing stale air.A carefully designed back up wood heating system.Solar water heatingProvisions for solar electricity.The house is located at 45 degrees north latitude and has a serious winter — the total heating bill for the past two winters has been $ 70 worth of wood — about 0.6 cords.