The Quiet Clean multi-laminate perforated plate is used in conjunction with sliders and/or balls to dislodge near-size particles or fibers and improve screening efficiency. It reduces noise by up to 14% compared to standard metal perforated plate designs. It is FDA approved for food and pharmaceutical products and is available in sizes up through 48 in.Sweco, Florence, KY 859-727-5105 www.sweco.com