Jul 22, 2022 · The ideal CADR might be higher if you want the air in the room purified more than once per hour, a topic addressed below. Room size x 2/3 = Minimum CADR. For example, a …

Mar 10, 2025 · CADR or Clean Air Delivery Rate represents an air purifier’s filtering efficiency. It Indicates the air purifier’s filtration rate at a specific time. CADR is expressed in CFM (cubic …

Is CADR the Same as CFM? As mentioned earlier, both are distinct, but they work in synchronization to determine a purifier’s competence. First, CADR means Clean Air Delivery …

While both CFM and Clean Air Delivery Rate (CADR) are relevant metrics, CADR, which measures the rate of pollutant removal in CFM, is often used for specific contaminants like …

The clean air delivery rate (CADR) is a figure of merit that is the cubic feet per minute (CFM) of air that has had all the particles of a given size distribution removed. For air filters that have air …

CADR should be used for only one thing: to approximate CFM. CFM is actually helpful. CFM, of course, stands for Cubic Feet per Minute – it gives a standard way to describe how much air …

CADR takes CFM and filter efficiency into account and allows for quick comparisons between different air purifiers. The higher the CADR, the better. CADR is broken down into different …

The CADR is the standard in the US and is shown in CFM (cubic feet per minute). In Asia, CADR is in cubic meters per hour (m3/h). Most air purifier brands show performance in CFM however …

Feb 27, 2025 · The CADR rating is typically measured in cubic feet per minute (CFM) and gives you a clear picture of an air purifier's performance capabilities. The higher the CADR number, …

Jul 22, 2024 · The Clean Air Delivery Rate (CADR) tells you the volume of clean air an air purifier can produce per minute. For example, if an air purifier’s CADR is 245 CFM, that means it can …