How do Cold Air Return Vents Work?

Answer

A cold air return vent works by drawing cold air into the vent and sending it to the furnace where it is warmed and sent to the dwelling through vents in each room.
Q&A Related to "How do Cold Air Return Vents Work?"
Cold air return vents are the ones on the wall.
http://wiki.answers.com/Q/Which_vents_are_for_cold...
1. Measure the air vent cover using the tape measure. Choose a decorative air vent cover of the same size that matches your decor. If your home is modern and simple choose a plain
http://www.ehow.com/how_12078979_hide-air-return-v...
Don't turn the furnace on. But turn the fan on. And all the vents with air blowing out of them are heating vents. The ones sucking in are returns.
http://answers.yahoo.com/question/index?qid=200909...
Yes, need return air duct for electric furnace in a mobilehome
http://www.chacha.com/question/how-many-cold-air-r...
Explore this Topic
Cold air return vents work by allowing cool air to be suctioned into a furnace or heating/air conditioning system. The cool air is then heated or cooled, depending ...
Return air vents are the vents that allow air to be sucked into the furnace. Cold air return vents work by cold air being sucked into the furnace. The air goes ...
A cold air return is a vent which sucks cold air into a furnace so that it can be heated and brought back to a room through a furnace register. It is usually located ...
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