Blow Hot Air Into Attic From Closet

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.

Blow hot air into attic from closet.

It draws cooler outside air in through open doors and windows to create a pleasant breeze that pushes hot air out through attic vents. Because the pipe gets hot building codes require 1 in. To solve for exhausting this heat i took a two pronged approach. A ventilator fan can blow conditioned air up or down depending on the position of the blower unit.

Alternatively install passive vents such as gable soffit and ridge vents which are openings in the roof that allow hot air to escape. The condenser in your air conditioner works hard to get rid of heat and pressurize refrigerant for the return trip through your house. 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. But it gets worse.

Of clearance from class b flues 2 in. However with that understanding that creating negative pressure in the attic can cause all kinds of problems sucking out air from the conditioned space possible back drafting of combustion appliances etc he has come up with the idea to blow air into the attic instead i e creating positive pressure to force the hot air out. In the winter months you will be injecting hot air into the room compounding the problem. Some of that heat gets into the air above the hot materials on the attic floor but the attic air getting heated up is a secondary effect.

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. A duct or vent booster fan can increase the flow of cool air into that room. The opening around a furnace or water heater flue is a major source of warm air into the attic photo 5. Two types of booster.

Using a fan to blow hot air out of the attic doesn t address the radiant heat flow from the roof to the attic floor. They have thermostats that turn the fan on at a recommended preset temperature of 100 110 degrees. Taking advantage of this natural process referred to as passive ventilation is the most common way to vent an attic. Much of that heat then conducts downward and finds its way into.

What we need to do is exhaust the warm air from the room not inject air. Put it in an attic full of blown insulation and you re. Install electric ventilators and attic fans which remove hot air from an attic.