Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents.
Power venting attic space.
When connected to the thermostat they can turn on and off automatically depending on the current household temperature and the specific settings.
According to the national roofing contractors association nrca a power vent with an airflow rate of 1 0 cubic foot per minute per square foot of attic space measured at the attic floor is generally considered to be equivalent to a 1 150 ventilation ratio.
Of course you try to make the attic scuttle hole use air tight trim on your ceiling cans but it would be foolish to ignore the benefits of a reasonably powered attic fan working in connection with adequate soffit venting.
That cuts cooling costs and prolongs shingle life.
The egv5 power gable mount vent can move air at a rate of up to 1450 cu.
They can quickly remove a larger volume of hot and or humid air from your attic compared to static ventilation which helps save money on your heating and cooling costs.
In the winter warm moist air seeps into the attic from the living space below.
Roof vents and power roof vents are made to work in conjunction with vented soffits so that outside air will replace superheated attic air during hot summer days.
Told that the 2 attic power vents are the only attic ventilation i have the house does have vented soffits every other soffit cover is vented.
These vents are installed in the gable ends of the home or building.
Attic power ventilators are mounted to the roof of the home and are connected electronically to a power source and in most cases the home s thermostat.
These fans may be controlled by a switch or a thermostat which detects heat build up in the attic space and automatically exhausts the attic space.
Intake vents located at the lowest part of the roof under the eaves allow cool.
Good ventilation allows the heat and moisture to escape.
Proper attic ventilation can help reduce the load on your air conditioner.
They are typically easier to install and won t detract from the appearance of your roof.
Things have been ok low energy bills house very comfortable.
They are normally louvered vents that allow air to be drawn out of the attic space but prevent moisture from rain and snow from blowing back into.
There are solar powered options available that should be considered depending upon the location of the fan and the home.
Help purchased home 8 years ago with 2 power attic vents.
In the summer good attic ventilation reduces heat buildup.
See the benefits of attic ventilation a new roof is more than just shingles.