Attic Fan Cooling Savings

Improving attic ventilation for cost savings.

Attic fan cooling savings.

Attic ventilation will usually need to be increased to exhaust the fan s air outdoors. If the home is not properly insulated a ventilator fan can actually draw cool air out of the home resulting in an increased cooling load. 5 ways to make your attic more energy efficient 1. Venting an attic allows outdoor air.

Attic fan ventilation attic fans are intended to cool hot attics by drawing in cooler outside air from attic vents soffit and gable and pushing hot air to the outside. However if your attic has blocked soffit vents and is not well sealed from the rest of the house attic fans will suck cool conditioned air up out of the house and into the attic. A lot of people like to store stuff up there for example. 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.

Lowering the temperature of an attic that contains ducts can reduce your air conditioning costs. Install energy efficient ventilation to improve air circulation in your attic. Attic fans cool the attic which helps cool the rooms just under it. Using a whole house fan can result in a savings of over 300 each month of running a 3500w a c unit during the hottest part of summer.

Attic fans are a good option for regulating your. Too many attic vents can cause temperature fluctuations in cold weather months and too little venting will not do enough to dissipate heat in the summer. But attic ventilation requires a balance. If the home doesn t have ducts there still may be reasons a homeowner would want to reduce the attic temperature.

Use energy efficient attic fans to regulate your home climate. 126 302 at 90 savings.