Attic ventilation fans whether hard wired or powered by their own solar panels seem like a low cost and effective way to help keep your house cool.
Attic fan built in 1954.
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Quietcool attic fans work almost everywhere almost anytime.
A thermostat is used to automatically turn the fan off and on while sometimes a manual switch is used.
Good insulation reduces fan effectiveness.
By self adjusting to the attic conditions the fan is able to maintain an optimum year round attic climate while minimizing energy consumption.
An attic fan can be gable mounted or roof mounted.
The downside of attic ventilation fans.
A powered attic ventilator has a different purpose.
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Additional vents are required to draw in fresh air as the hot air is exhausted.
It is designed to lower the temperature of an attic by exhausting air from the attic and replacing attic air.
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A smart attic fan features a built in thermostat and or humidistat that directly controls the motor speed based on the conditions in the attic.
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Cheaper fans with plastic components may begin to fail over time under these.
A powered attic ventilator or attic fan is a ventilation fan which regulates the heat level of a building s attic by exhausting hot air.
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However the utility of attic ventilation fans is actually quite a controversial topic.
Unlike a ventilation fan a whole house fan an attic mounted fan that exhausts air from a home at night is designed to cool a house that is to lower the indoor temperature.
Your attic fan must be built from material sturdy enough to survive the excessive heat that can build up in an attic.