Exhausting it into a closet would be bad and wouldn t give you any net cooling in fact you d heat the system up from electricity consumption.
Blow hot air into attic form closet.
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.
If you aren t renting or you have an understanding landlord you could run rigid metal vent pipe into the attic and then up and trough the roof capping it with a vent cap.
These fans are commonly mounted in an upstairs stairwell or hallway ceiling where there s at least 3 ft.
In other words the fan will make the ceiling leak at a higher rate than it otherwise would.
Adding a server closet return.
In the winter months you will be injecting hot air into the room compounding the problem.
Install electric ventilators and attic fans which remove hot air from an attic.
You ll end up with more hot air leaking through your ceiling during the summer than if you had no fan.
What we need to do is exhaust the warm air from the room not inject air.
Intake vents located at the lowest part of the roof under.
Cool air in hot air out attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents.
This sends hot air up and out cooling your house and your attic.
Of clearance above the fan.
Put it in an attic full of blown insulation and you re forcing it to work harder to vent its heat.
In addition to making the unit hard to get to for service high attic heat can trigger the.
Tape cardboard around the fan to cover large gaps.
The pressurized air in the attic will force its way through ceiling cracks into the conditioned house.
To solve for exhausting this heat i took a two pronged approach.
But it gets worse.
Alternatively install passive vents such as gable soffit and ridge vents which are openings in the roof that allow hot air to escape.