Whole House Fan Blog | Expert Tips, Cooling Solutions & Energy Savings

Shopping for a whole house fan and trying to predict the bill? National averages for 2025 land between $900 and $2,500 installed, with most households seeing quotes around $1,700. DIYers with a single...

To size a whole house fan, multiply your home’s cubic footage by 30 air changes per hour (ACH) and divide by 60; or use 2–3 CFM per square foot for a quick estimate. The resulting number is the minimu...

For most U.S. climates with cool evenings, a whole house fan can cost 50–90 % less to run than air conditioning while providing fast, whole-home cooling—yet AC still wins on muggy days and in places t...

Yes—you can keep a whole house cool during the hottest week of August without firing up energy-hungry air-conditioning. The winning formula is simple: pull cool evening air inside, block daytime sun b...

During the older times, before the use of air conditioners, people relied on natural methods to keep their homes cool during the summer. Planting shaded trees around the house, taking advantage of the home’s orientation, and adding roof overhangs were utilized to reduce the home temperature.

Later, while air conditioners helped in quickly reducing the home temperature, they were energy-intensive methods that led to higher utility bills.

Whole house fans were largely used as a natural, eco-friendly method of providing home ventilation while reducing the utility bills.

If you're new to whole house fans, you may have questions about how they work, their benefits and more. Below we dive into the most common questions homeowners have about whole house fans.

A whole house fan can be an energy-efficient way to cool your home during a heatwave. While traditional air conditioners can effectively cool a house down during a heatwave, they consume a lot of electricity, putting strain on the power grid.

Whole house fans, in contrast, can naturally clear hot air from the house while using 90% less electricity than air conditioners. saving on your utility bills.

Air conditioning causes the largest consumption of electricity in U.S homes and commercial properties. According to the recent Residential Energy Consumption Survey, 2020, 88% of the U.S. households use air conditioning as their primary home cooling solution. Two-thirds of the AC users have a central heat pump or central AC as their primary AC equipment.

The Growing Demand for Air Conditioning

Air conditioners have a growing popularity because of the comfort they provide to homes and businesses in hot climates. While air conditioner demand has grown rapidly due to urbanization and rising temperatures, its popularity has caused a surge in electricity demand, especially during the summer, and have contributed to homeowners paying higher electric bills.

According to the CBECS (Commercial Buildings Energy Consumption Survey), 2018, electricity consumption for cooling amounted to 14% of the total electricity consumption in commercial properties.

Installing a whole-house fan can be an eco-friendly way to reduce your home's temperature without increasing the utility bills. 

The fans work by replacing the warm, stale indoor air with cool and fresh outdoor air that rushes in through the windows, reducing your overall home temperature.

Installing an attic fan during the hot summer months can be very effective in reducing your home temperature while improving energy efficiency.

Attic fans are mechanical devices that, when installed in the attic, promote air circulation and reduce heat and moisture buildup in the attic. The fans are typically mounted on the roof or gable vents and are powered by electricity or solar energy.

As energy costs climb and summers get hotter, homeowners are searching for efficient ways to stay cool without putting too much pressure on their H...

What’s Involved in Installing a Whole House Fan?
Whole house fans can be a great alternative to a traditional air conditioner in offering an appropriate cooling solution for your home. The fans use eco-friendly methods of ventilation to reduce your indoor temperature while saving on your utility bills.

To get the maximum benefit, you must ensure the whole house fan is installed properly.

How hard is it to install a whole house fan?
Installing a whole house fan requires some basic commercial and electrical skills and a cautious approach toward sealing and venting.