Moreover if you have asphalt shingles on the roof attic.
How to test powered attic ventilator.
Air flows in through the soffit vents and out through the roof vents.
One static vent style is the turbine vent which uses wind to power its enclosed fan all it takes is a light breeze to rotate the blades and suck heat out of the attic view example on the home.
When connected to the thermostat they can turn on and off automatically depending on the current household temperature and the specific settings.
If the fan turns on the motor is still good.
To avoid rotting wood clumping insulation and mold your attic needs to be properly ventilated.
These fans draw air from the attic and send.
Step 1 test the fan motor turn the attic fan off and unplug the motor from the thermostat.
In my original article i focused on makeup air.
How to check attic ventilation.
If you see dampness or frost you need better roof ventilation and some attic vents.
Broan surface mount solar powered attic ventilator the broan is an excellent option for anyone looking for an easy install high performance attic fan.
That is i said that when you run a power attic ventilator in a typical house yes it will cool the attic down.
A significant amount of that cooling is likely to come from conditioned air being sucked up from the house below.
For the best results place roof ventilation near the roof s peak and soffit vents in the eaves.
Once done test that the motor still works by plugging the motor into an extension cord that is connected to an outlet.
Grab a flashlight and inspect your attic during the winter.
This model draws its energy.
One reason power attic ventilators don t help.
A how to demonstration of wiring your xxfirestat or power attic vent thermostat.