Attic Fan Power Usage

Attic power ventilators energy consumption while the specifics will change with each home the general consensus is that attic power fans actually use more energy than they save.

Attic fan power usage.

Whole house fans work on the principle of removing the hot and humid air out of the house. The electricity consumption of a ceiling fan ranges widely depending on the design and the speed setting of the fan. A dc fan as opposed to an ac fan running directly on the 110 volt alternating current coming out of your wall outlet is extremely. Fans in general do not consume a lot of energy.

Box fans will usually be in the 40 60w range while tower fans are around 80 100w. The whole house fan is installed inside the attic between the living space and ceiling. In some cases it s reasonable to believe that an attic power ventilator can increase your utility bill by forcing the a c to work harder to replace the outgoing air. The attic fan kept my house cooler by 8f compared to pre fan installation days.

The whole house fan pulls air in from open windows and exhausts it through the attic and roof. The warm air escapes through the attic and to the attic vents allowing the circulation of chilly air from the windows. During workdays would leave air conditioner off when leaving in the morning. It helps to cool your home temperatures and the attic by approximately 30 degrees.

How much electricity does a tower fan use. When set at low speed fans use between 15 and 30 watts and at high speed they consume between 50 and 100 watts. Good insulation reduces fan effectiveness. This was observed on numerous days following the installation.

It provides good attic ventilation in addition to whole house cooling. Temp 84f at 5pm. 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. If you re wondering do high velocity fans use more electricity then the answer is yes as proved by these types of higher wattage fans.

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. However the utility of attic ventilation fans is actually quite a controversial topic. Temp 92 f at 5pm. The average attic fan in energy consumption uses less than 300watts making it energy efficient.

Energy usage of about 40 watts at medium speed is typical. 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. After attic fan installation ac still off during day. As for the whole house fan the cost of buying and installing is high and ranges from 700 dollars to 1000 dollars.

Attic ventilation fans whether hard wired or powered by their own solar panels seem like a low cost and effective way to help keep your house cool.