By the way this same technique can used to cool the inside of the house as well.
How to cool an attic cheap.
Indoor air conditioning unit.
As simple as this tip may seem family handyman notes that up to 30 percent of unwanted heat comes from your windows and utilizing shades curtains and the like can save you up to 7 percent on bills and lower indoor temperatures by up to 20 degrees.
Such passive ventilation is inexpensive but not nearly as effective as a mechanical exhaust system.
In existing homes the question is important.
How to cool a hot attic.
Add ventilation for improved circulation.
When reroofing use white or pale gray shingles instead of dark ones.
All of the other tips listed below are good for cooling down an attic so that the rest of your house doesn t.
Install electric ventilators and attic fans which remove hot air from an attic.
The idea behind them is simple.
It s only natural that your attic will heat up as a result.
Keep your cool and 1.
These keep the attic cooler than dark shingles.
Gable vents around 25 each plus 75 per vent for labor can lower attic temperatures about 10 degrees.
Keep your blinds closed.
Best way to cool an attic.
They have thermostats that turn the fan on at a recommended.
If your attic is hot and stuffy there are lots of ways you can cool it down.
Exhaust fans draw cooler air from the garage into the attic cooling the attic and thus cooling the space below.
A ridge and soffit ventilation system an extra 200 during reroofing will reduce attic temperature to around 100 degrees.
If you don t worrying about how best to keep the attic cool is a bandaid on a self inflicted wound.
Seal cracks and gaps.
A powerful fan draws cooler early morning and evening air through open doors and windows and forces it up through the attic and out the roof vents.