Jun 3, 2025 · Very small rooms need 1,000 to 2,000 CFM. Rooms greater than 400 square feet, or about 20’x20’, should have ceiling fans with 5,000 to 9,000 CFM. This page answers the …

Jun 11, 2025 · Don't guess your fan's power! Use our simple Ceiling Fan CFM Calculator. Just enter your room dimensions to instantly find the perfect airflow.

The ceiling fan size guide below includes both the room sizes (in square feet and width×length), ceiling fan blade size appropriate for such rooms, as well as estimated cfm airflow output.

Jan 3, 2026 · Wondering what CFM in fans is? Learn how airflow is measured, why it matters, and use our ceiling fan CFM chart to choose the right fan for your space.

CFM measures the volume of air a fan moves in cubic feet. The bigger the fan, the more CFM. Our lab technicians measure a fan’s CFM when it's running on high and low speed, then …

Jul 30, 2025 · What is CFM for ceiling fans & why does it matter? Learn how to choose the right CFM for your room size, ensure optimal cooling & efficiency. Find high-CFM fans at …

Dec 12, 2025 · “How many CFM do I actually need for my square footage, and how do I know I am not under- or over-sizing these fans?” This guide walks through the logic behind CFM per …

Feb 24, 2022 · CFM, or cubic feet per minute, measures how much air your ceiling fan moves each minute. The higher the CFM, the more air circulation you get—which translates to cooling …

Apr 29, 2025 · You need air to move, but how much is enough? A good CFM for a ceiling fan really boils down to how big your room is and how high the ceiling reaches. For regular rooms …

Oct 6, 2025 · Simply input the fan’s power output and pressure, select your preferred units, and get instant CFM results. Whether you’re an HVAC technician or engineer, this tool eliminates …