![]() This home has 1,000 square feet of occupied space. Next, you’ll need to divide the required system airflow by the occupied square feet of the home. To determine the average supply cfm per square foot, begin by multiplying the tonnage of the outdoor unit by 400 cfm per ton. Let’s say you have a 2-ton cooling system in a 1960s ranch home that is 1,000 square feet with 8-foot ceilings. If you would like a PDF copy, send me an email request at the address at the top of the page.ĭetermine the average supply cfm per square foot of the home: This is accomplished by dividing required system airflow (from step two) by the occupied square feet of the home (from step one). To keep these calculations simple, you can also use the NCI Required Fan Airflow Quick Reference to easily figure the airflow needs of the equipment you’re testing. Once you have this information, multiply rated tons times 400 to determine required cooling system airflow. If you’re unsure about the tonnage, Google the model number to find the manufacturer specifications. The outdoor unit model number will usually tell you the nominal tons of cooling. For purposes of this article, I’m going to stick with the basic industry standard of 400 cfm per ton in cooling operation. If the ducts are insulated, document the duct insulation rated R-value too.ĭetermine required system airflow: The amount of required airflow a system needs depends on various factors ranging from elevation to equipment application. We aimed to provide a plethora of options across price points to suit different budgets, paying special regard to speeds, blade size, and ease of installation.The more information you gather, the better. Our selection includes durable, reliable ceiling fans in a range of popular styles and sizes. Here at Popular Mechanics, our experience with ceiling fans runs deep from extensive research and testing. If you want to go with a cheaper model without one, you can always install a universal fan remote later. Most fans still have pull chains to control the speed and lighting, but several also have hand remotes, wall controls, or even smart home capability for voice control. Many fans have reversible, three-speed motors, allowing you to set them counterclockwise in the summer and switch to clockwise rotation for the winter to save money on your energy bill year-round by spreading cool or warm air. And if you’re planning to add a new fan to your porch or sunroom, make sure to go with a model that’s designed for outdoor and indoor use. Most fans come with several options for mounting positions, such as downrod, flush, or angled. ![]() Keep this in mind as you shop for a ceiling fan, because everything counts when it comes to finding the ideal one for your space. Anything larger-say 50 inches and above-can cover spaces between 150 and 375 square feet. This size is suitable for areas between 50 and 75 square feet. As a general rule, most ceiling fans range between 42 and 48 inches. When upgrading to a new ceiling fan or installing one from scratch, the most important feature to consider is blade size, because it makes a difference with how much air circulation will fill rooms of varying sizes. How to Find the Right Fan for Your Space Blade Size While you could have a big-box sales associate explain how to install a ceiling fan, you might just end up Googling it when you get home anyway, so you might as well do your shopping online and get everything you need to know right here.Ĭheck out the quick reviews below of our top ceiling fans, or scroll deeper for more helpful buying info and full reviews of those models plus other high-ranking options. Household appliances and furniture like ceiling fans happen to be our specialty. The best ceiling fans effortlessly blend into your home, keep you cool, and save energy all year-round. With that said, there are plenty of models, like fancy versions with candelabra lights and pull chains, and more high-tech versions with remote controls and silent operation. ![]() They usually come in handy for both big and small rooms that can use a bit of help to keep the air flowing during the day and at night. "Hearst Magazines and Yahoo may earn commission or revenue on some items through these links."Ĭeiling fans are a great alternative for spaces that need additional air circulation, especially during the warmer months. The 7 Best Ceiling Fans for Cooling Popular Mechanics Courtesy Westinghouse ![]()
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