Door Fan Is Low Cost Way to Circulate Air from Room to Room

Lindsay ~ 12 February 2009

Fans can save you money in both home heating and cooling scenarios.  In the summer, a fan can make the air feel cooler, so you don’t need to program the air conditioner to lower the temperature so much.  In the winter, fans can bring warm air (which rises) down from the ceiling area so you feel comfortable without climbing into the rafters (or cranking the heating system up so high).

A door fan is a simple device that can help improve air flow from room to room.

This time of year, it’s common for folks to fire up the wood stove or gas fireplace, which is good at heating the area directly around the unit but less useful for whole house heating. Interior door fans can help move that warm air to some of the other rooms in the house.

An example is this EntreeAir model.  The $45 door frame fan tucks unobtrusively into the top of the doorway and is supposed to be “a safe, efficient and effective way to circulate warm or cool air from room to room” that “operates for pennies a day.”

From Earth Tech Products

entreeair-door-fan

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