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Air vents replace the air in your home that is used by your hot water heater, furnace and other vents. Tim Carter explains how they work and why they are so important to have in your home. In modern homes, that are very tight, a fresh air vent brings in necessary air. This video shows you how an air vent works in your home.

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Air conditioners remove humidity to keep us cool. An air conditioning unit that is too large or too small will fail to keep us comfortable. Heat gain helps determine the correct air conditioner size. Take note of these tips to keep heat out of your home, make less work for your air conditioner, and retain more money in your pocket.

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A HVAC, or climate control system, makes your home comfortable by removing humidity. Your HVAC unit must run long enough to dry and cool the air. Get your HVAC sized correctly. Too large a unit will not run long enough to remove the proper humidity, while a too-small unit is unable to cool and dry enough moisture from the air.

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Air conditioning units in your home have to be properly sized to fit your home. Your heating and AC contractor (HVAC) figures out how many supply ducts and return air ducts need to be in each room for the best air flow.

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If your air conditioner runs all the time, but your house still doesn't get cool there may be a problem. The air conditioner isn't low on refrigerant, so it may be the size of your unit that is inadequate to cool your home.

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If your air conditioning unit is properly sized, but you still have temperature problems there may be another cause. The sizes of the air ducts and the number of ducts pipes extending from the air handler are critical to ensuring enough cold air is piped into each room to offset the buildup of heat.

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