Hook up your existing blower with 8″ ducting to the back of our Blower Filter Box. It filters the Breathing Air, particulates and dust from or to the blower through the Filter Box. Can be attached on either inlet or outlet side of blower for positive or negative filtration. Made of galvanized sheet metal and operates with up to two filters inserted at once. One filter included. Dimensions: 24″l x 24″w Weight: 13 lbs
