If you ve got something to say about reflective roofs let s.
Remove heat from attic.
Install electric ventilators and attic fans which remove hot air from an attic.
They have thermostats that turn the fan on at a recommended preset temperature of 100 110 degrees.
Ridge and soffit vents are also helpful for venting hot air and keeping an attic cool but you ll need a little extra help as this method alone probably won t remove enough heat to keep the space comfortable enough to live in.
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But by adding powered attic fans you will draw more air into the attic.
Ridge vents are a small opening in the ridge of the roof and a soffit vent is a small vent installed under the roof.
Properly sized and placed louvers and roof vents help prevent moisture buildup and overheating in your attic.
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The air you lose from the attic is then drawn into your home from the outside which will cause your cooling bill to go up.
Many homeowners falsely assume that since their attics are extremely hot in the summer the best way to reduce their cooling load is to get the heat out of the attic.
Fortunately there are a number of steps you can take to reduce attic heat and lower your power bills at the same time.
Your attic can get as hot as 150 degrees in the summer.
If your attic has less than r 22 insulation 7 inches of fiberglass or rock wool or 6 inches of cellulose you should add more.
Seal spaces around plumbing recessed lights and vents.
Alternatively install passive vents such as gable soffit and ridge vents which are openings in the roof that allow hot air to escape.
The temperature in your attic can reach 150 degrees on a hot summer day a situation that if left unchecked can drive up cooling costs by as much as 40 percent.
4 ways to reduce attic heat in your home.
If you want the heat out of your attic a reflective roof or radiant barrier are better ways to get there.
Passive attic vents are the vents installed in attic during the construction to let moisture escape from an attic in the event moisture gets into the attic.
Ventilating your attic greatly reduces the amount of accumulated heat which eventually works its way into the main part of your house.
While it does help to reduce the heat in your attic putting these fans in your attic costs more because of the loss of conditioned air.