Turn off the fan during the day when temperatures outside rise higher than in the house. One way to cut back on the energy bill is to just use the fan option on the air conditioner. Your air conditioner's fan operates independently from the cooling unit, circulating air throughout your home. Advantages of Whole House Fans. And lastly, fixing this problem, usually isn't an expensive repair. To save the most on your cooling costs, run your air conditioner during the hottest parts of the day and let your whole house fan do it's job at night and the early morning. at night you open windows and draw cool night air to cool the house and contents. Besides requiring precise measurements and added dedicated wiring, a whole-house fan may require the installation of new attic vents. Less frequent starts and stops of the fan can reduce the stress from startup, and potentially help extend it’s lifespan. Whole house fans combined with ceiling fans and other circulating fans provide acceptable summer comfort for many families, even in hot weather. It provides good attic ventilation in addition to whole house cooling. If you live in an area with hot days and cool nights, stop throwing money away on air conditioning and save by drawing the cool night air into your home. The auto setting turns the fan on only when the air conditioning or furnace is actively running. A whole house fan works by drawing cool outdoor air inside through open windows and exhausting hot indoor air through the attic to the outside. In Region 6 – Your whole house fan could be used to as a air conditioning assist – meaning you would use your fan to remove a large percentage of the ambient heat in your home and attic. When using fans with air conditioning to boost the cooling effect in your home, you have multiple, powerful options to choose from. Using a whole house fan reduces the need for air conditioning. You'll need 2 to 4 times the normal area of attic vents, or about one square foot of net free area for every 750 cubic feet per minute of fan capacity. The air is re-circulated from the condenser back to the furnace, where it is turned into cool air … By moving air over your skin, a fan can lower your body temperature, but will do nothing for the heat inside a room. Reduced dependency on costly Air Conditioning. Open windows in your house when operating the whole-house fan to avoid creating concentrated suction in any one spot. How It Works. You can set a multi-speed fan to a lower speed when noise is a problem. The latest whole house fan models are extremely quiet, they no longer emit the loud and annoying sound that we traditionally associated with older fans. Whole house cooling using a whole house fan can substitute for an air conditioner most of the year in most climates. When you do turn on your air conditioner (after shutting your windows and turning off the whole house fan), it will work faster to cool your home. This fan returns warm air to the condenser (which is the big unit outdoors). In most parts of the country (including Colorado), and during most parts of the year, a whole house fan can adequately substitute for an A/C system and provide a lovely living environment. An air conditioning unit that shuts off the cooling part after a short run may have water sitting on the coil, and when the fan is run after the cooling part shuts off, the water on the coil may evaporate and go right back into the air, claims Energy Vanguard. Turn on the whole-house fan when the air outdoors is cool and dry, particularly during the evening hours when temperatures have cooled. Even the lightest sleeper can sun the system all night and never be disturbed. And if you have allergies, it's better to have your fan running continuosly to filter more air anyway. Using the setting during the winter season may also circulate colder air throughout the home. Keep in mind that they're doing two separate things. Installing a whole house fan is tricky and should be done by a professional. Whole house fans can provide effective natural cooling for a fraction of the energy cost of air conditioning. Turn off the fan … then close the windows and shut off the fan in the morning (8AM), close shades to the south as much as can while still giving good light. The fans typically draw 400 to 600 watts of electricity, so they run for only a few cents per hour. Check with a local professional to find out if this option is right for you. Whole house fans should provide houses with 3 to 6 air changes per hour (varies with climate, floor plan, etc.—check with a professional to determine what is appropriate for your home). It creates true air circulation and, if your fan is powerful enough, cycles and moves the air through the whole home, lowering the temperature and your power bills. One way you can decrease the time your AC unit runs, reduce your energy bill and potentially save 90% on air conditioning costs is by installing a whole house fan. You will save money by running the fan because it costs only about one-tenth of the cost of air conditioning. When the fan is set to On, it blows continuously, circulating and filtering air regardless of whether the air conditioner is in cooling mode. If your fan doesn't come with a tight-sealing winter cover, you should either buy one or build one. Typical usage of your Whole House Fan is less than $1 per day. Whole house fans combined with ceiling fans and other circulating fans provide acceptable summer comfort for many families, even in hot weather. 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2020 run whole house fan with air conditioning