Main advantages no extra cooling costs.
Hot rooms with no attic.
If you have a hot room in an otherwise comfortable house you can pump existing cool air into that hot room using a special fan installed in the wall or floor.
You can use your crockpot instant pot your grill a rocket stove or cook outside to still have delicious meals without heating up your home 12.
It is imperative to have enough soffit vents relative to the size of the attic.
This is a problem because it means your house will be super hot.
To ensure that the attic fan is working properly you need to make sure that your attic is sealed up tight where it touches the ceiling of the top floor.
Install attic insulation with an r factor of at least 19.
Attic fans push out the hot air and pull in the cool air from the vents installed on your roof.
My idea is to vent the build up of hot air that has risen to the ceiling in the hotspot rooms into the attic so that air from cooler parts of the house can move in.
Alternatively install passive vents such as gable soffit and ridge vents which are openings in the roof that allow hot air to escape.
Another reason your attic is so hot is because of insulation.
No matter what ventilation system you go with make sure there s one square foot of venting area for every 300 square feet of floor space.
Add some permanent shade.
With enough exhaust vents and intake vents your attic has breathing room and is better cooled.
Learn how to cool your hot attic.
Once the larger more significant sources of upstairs heat have been addressed through the attic it may be valuable to add additional hotspot solutions to certain rooms with unique conditions.
We recently got a call from a local homeowner saying that the attic in which their kids liked to sleep in occasionally wa.
Taking advantage of this natural process referred to as passive ventilation is the most common way to vent an attic.
Not the overabundance but the lack of insulation in the attic.
This allows for a more energy efficient attic which in turn allows for the lower floors to be more controllable.
Low cfm similar to a bathroom vent 300cfm and only in the hot spots basically by adding an inline ducting fan to the return ducts for the hotspot rooms.
How to further cool down a hot room.
A ventilator fan can move existing cool air from one level or room to another through the wall or floor.