Attic vents are good for two reasons. Summertime the heat builds up in the attic. It will cost you more to keep cool. Moisture ia another reason why we need attic vents. If moisture is not exhausted from the attic it can condense and cause insulation and construction to deteriorate.

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You need to have temperature and moisture control. Attics can reach temperatures 150 to 160 degrees. Even though the heat outside is not as high. An R rating of 14 one with fewer inches of fiberglass, rockwool or cellulose insulation is poorly insulated. Winter attics must be able to remove moisture vapor. Summer cooling should be adequate enough for winter ventilation.

There are two kinds of Vents:

Inlet Air Vents

Outlet Air vents

You need both types of vents and in equal amounts to net free flow air. You can also lower the temperature by spraying it down with water. The usage of an attic air vent is to help cool your house down and save you money in the long run. Adding air fans will help as well. The usage of the air vents help keep us healthy as well. I personally think that having a attic fan can help lower temperatures also. there are also different kinds of fans you can install. Solar attic fans, electric fans and wind turbine vents. You need to know what type is best for your attic.

The cost however depends on just what you need and the size of your attic. A solar air vent can run you about $350 to $600 depending on the ventilation capacity, manufacturer and features such as a thermostat. You can also get a do-it-yourself kit. This is a relatively simple job that most people can do. This will save you money as well. The prices vary with what you are having done.

The benefits of attic vents is your attic is quickly cooled. It helps keep down heating and air conditioning cost. This is a good way of controlling temperatures and moisture in a attic. Also, it helps get the rated life out of your asphalt shingles. Crawlspaces can supply a lot of damage as well to the attic. The moisture from plumbing, ducts, wires can rise to the attic. Making more damage as well to the attic. If you have a dry basement or crawlspace this will help. Having an airtight attic is another help as well.

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We all know that mold and mildew is not good for us. It can cause breathing problems as well as damage your home. Today we all need to think of ways to save money. Installing this yourself, or have someone else do it, will save you a lot in the long run, plus your health will benefit as well.