Table of Contents
How long should you run a whole house fan?
Part 2 On average you should run the fan for 4-5 hours to ensure the attic is cooled. The attic is what keeps the home hot. We always recommend the use of a timer. Keep in mind that our systems will provide you with a whole house ventilation fan that can be used to exhaust cooking odor, stale indoor air, etc.
Are whole house fans expensive to run?
A whole house fan will draw 200 to 700 watts, about 10 percent of a central unit, which will draw 2,000 to 5,000 watts. This means running the whole house fan will cost approximately 90 percent less than running a central air conditioning unit for the same amount of time.
What are the advantages of a whole house fan?
The Benefits of Whole House Fan Systems
- Fast Performance.
- Reduces Need for AC.
- Affordable to Purchase.
- Low Operating Costs.
- Quiet Operation When Properly Installed.
- Improves Indoor Air Quality (IAQ)
- Friendly to the Environment.
- Easy Installation.
Can you run a whole house fan with the windows closed?
Since the windows need to be open to properly and safely use this appliance, and windows need to be closed to effectively run an air conditioner, the two appliances should not be used simultaneously. Cover and seal your whole house fan when the weather turns cold.
Can whole house fans cause mold?
Whole house fans move so much air that any moisture that may come in from outside has no chance to settle. Many homeowners that have a whole house fan love running them when they get out of the shower to exhaust all that steam and humidity that builds up and can cause mold.
How do I cool my house with a whole house fan?
How To Use Your Whole House Fan
- 1 Open a few windows 4-6 inches.
- 2 Turn on your whole house fan using the switch or portable remote and timer.
- 3 Feel the nice, cool breeze as air passes through to the attic and fresh air replaces stale, trapped air.
- 4 Experience complete indoor air exchanges in your home every 3-4 minutes.
Can you run a whole house fan with the AC on?
Essentially, you can use your AC unit and your whole house fan together. However, if the air outdoors is cooler than the air indoors, it doesn’t make a whole lot of sense to turn your air conditioning system on. Using a whole house fan reduces the need for air conditioning.
Are whole house fans noisy?
Whole house fans can be noisy, especially if improperly installed. In general, a large-capacity fan running at low speed makes less noise than a small fan operating at high speed. All whole house fans should be installed with rubber or felt gaskets to dampen noise.
When should I turn off my whole house fan?
Turn on the whole-house fan when the air outdoors is cool and dry, particularly during the evening hours when temperatures have cooled. Turn off the fan during the day when temperatures outside rise higher than in the house.
Can you run a whole house fan when its raining?
Getting the most from your AirScape Only use your fan when the outdoor air is cooler than your indoor air. Make sure your A/C is off when you run the fan to avoid wasting energy. We recommend running the whole house fan all night.
Can you run a whole house fan all night?
Do not run your whole house fan during the day unless the temperature outside is cooler than the house is inside, though you may want to run the fan during the day to push air out of the attic. To do so, direct airflow from either the basement or the shady side of the home.
How much energy does a whole house fan use?
The fans typically draw 400 to 600 watts of electricity, operating for eight cents or less per hour. Therefore, under the right circumstances a whole house fan can ventilate an entire house on the electricity an air conditioner would use to cool one room.
What is a whole house fan used for?
A whole house fan is a type of fan, or exhaust system commonly venting into a building’s attic, designed to circulate air in a home or building. It is sometimes confused with a powered attic ventilator, which exhausts hot air from the attic to the outside through an opening in the roof or gable at a low velocity.
How does a whole house fan work?
They work quickly to cool off your home by pulling cool air in through open windows and pushing hot air out through the attic