In this video, we delve deep into the efficiency and performance of the Harbor Freight Dust Collector with a WEN Impeller upgrade. We test each stage of the improvement so we make sure we know what kind of performance our dust collector can provide.

CFM Calculator: https://www.engineering.com/calculato...
Wen Impeller: https://wenproducts.com/products/3403...
Anemometer: https://amzn.to/3PElQrw
Replacement Harbor Freight Bags: https://amzn.to/3LGzBF9