This prevents hot air from seeping into your home and driving up the temperature in the living space which reduces the load on your air conditioner.
Attic one window fan in out.
Place one or two fans in upstairs windows with the fans facing out.
Place one or two fans on the lower level in the window facing in so that fresh air is simultaneously drawn into the house.
The fan blades will draw out the warmer air that is rising to the upper level from the lower level moving it outside.
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.
To achieve the best ventilation use two window fans one for bringing fresh air in from the outside and one for pushing hot air out.
Iliving 16 wall mounted shutter exhaust thermostat control 3 speeds vent fan for home attic shed or garage ventilation 1200 cfm 1800 sqf coverage area variable silver 4 6 out of 5 stars 553 136 65 136.
The fan fits window openings that are between 27 inches and 38 inches wide and are 26 25 tall.
Adding an attic fan can improve the airflow in your attic to keep it cool.
Window fan functions and features window fans are simple and effective solutions for cooling your home.
Attic ventilation fans help cool air your attic by pushing out the stifling hot air from inside the attic and bringing in cool air from outside.
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.
Traditional window fans are held in place by closing the window down onto the fan.
This sends hot air up and out cooling your house and your attic.
These fans are commonly mounted in an upstairs stairwell or hallway ceiling where there s at least 3 ft.
Attic fans push out the hot air and pull in the cool air from the vents installed on your roof.
Of clearance above the fan.