The PTB56 incorporates the best features of our PRO series with our CLASSIC series of Under Cabinet fans. A stunning top gauge stainless steel or matte black frame encases the heavy-duty 680 CFM fan and bright, dual setting LED lights. Featuring machine-washable, industrial strength baffle filters perfect for high-heat cooking. Equipped with a 3 minutes time-delay OFF feature. For a refined and professional appeal in an Under Cabinet you can do no better than the PTB56.