They ve been well discussed here and other places but briefly they re not cost effective don t deal with the problem where it starts are using convection to solve a radiant heat problem and can even be dangerous by backdrafting combustion appliances and.
Attic cooling tips.
All of the other tips listed below are good for cooling down an attic so that the rest of your house doesn t get too hot.
Alternatively install passive vents such as gable soffit and ridge vents which are openings in the roof that allow hot air to escape.
In the winter warm moist air seeps into the attic from the living space below.
The result is a cooler attic space with plenty of air exchange.
Best way to cool an attic 1.
Determine your cooling needs.
Powered attic ventilators are the worst way to try to keep your attic cool.
That keeps your attic dry and reduces ice dams.
Install electric ventilators and attic fans which remove hot air from an attic.
Is the attic a space you use for storage or is it an extra living space that you or members of your family will be spending a lot of time in.
Indoor air conditioning unit.
Good ventilation allows the heat and moisture to escape.
Attic fans perform this ventilation by pushing hot air out into the environment while also pulling fresh cool air into the attic.
That cuts cooling costs and prolongs shingle life.
They have thermostats that turn the fan on at a recommended preset temperature of 100 110 degrees.