Adding a server closet return.
Blow hot air into attic from closet.
Two types of booster.
It draws cooler outside air in through open doors and windows to create a pleasant breeze that pushes hot air out through attic vents.
Put it in an attic full of blown insulation and you re.
That is because the hot air from the attic is being drawn down behind the drywall into the wall cavity.
The condenser in your air conditioner works hard to get rid of heat and pressurize refrigerant for the return trip through your house.
You can see the wall gets cooler the lower you go.
Taking advantage of this natural process referred to as passive ventilation is the most common way to vent an attic.
Because the pipe gets hot building codes require 1 in.
Kadin2048 i writes i don t think that condensation in the attic is really a problem in my area the attic is so hot it s almost certainly warmer near the peak than the exhaust air from the ac but in some areas or if you were using the ac to cool a particularly hot room like a server closet on a cool day it very well might be a problem.
In the winter months you will be injecting hot air into the room compounding the problem.
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.
What we need to do is exhaust the warm air from the room not inject air.
Hot air exhaust vents located at the peak of the roof allow hot air to escape.
The opening around a furnace or water heater flue is a major source of warm air into the attic photo 5.
To solve for exhausting this heat i took a two pronged approach.
A duct or vent booster fan can increase the flow of cool air into that room.
A ventilator fan can blow conditioned air up or down depending on the position of the blower unit.
But it gets worse.
From masonry chimneys to any combustible material including insulation.
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.