Do whole house fans work in Colorado?
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. Even during hot summers, many families with a whole house fan and no A/C say they are quite comfortable.
Do whole house fans add value?
So, as you can see, energy efficiency is important for a home’s value — and since whole house fans help improve energy efficiency, they can also help increase a home’s value.
Where is the best place to install a whole house fan?
Although it really depends on the home, the whole house fan works best when you install it close to the center of your home. The best place is an unobstructed hallway. In order to determine which spot is best in your home, go to your attic and choose the attic joists nearest to the center.
How many roof vents do I need for a whole house fan?
Venting Requirements A rule of thumb is that you should have one square foot of “net free venting area” for every 750 CFM of airflow. So at 3000 CFM, you’ll want four square feet of venting. Most modern homes easily accommodate this rule, but it is important to check to ensure optimum system efficiency.
What uses more electricity AC or whole house fan?
How Much Electricity Does a Fan Use Compared to Air Conditioning? One of the most important reasons to consider using fans is the reduced cost of operation. When compared with the typical window AC unit or whole-home central air conditioning system, fans simply use less electricity.
How many windows should you open with a whole house fan?
A: Opening two or more windows half way or more is recommended. Basically you should make it easy for the home ventilation system to pull in air. As for which windows to open, for general cooling you want to open windows far away from the fan to provide airflow to the whole house.
Do you need an attic for a whole house fan?
For both fans to work well, they need large exhaust openings in the roof for the moving air to exit. Whole-house fans need windows and doors open and attic fans need lots of soffit vents to suck cooler outdoor air up into the hot attic. Without this open space, the fans will not move much air.
Where do whole house fans vent?
The whole house fan pulls air in from open windows and exhausts it through the attic and roof. It provides good attic ventilation in addition to whole house cooling.