Metal Sales Manufacturing Corp., Sellersburg. Ind., is releasing three instructional videos to help customers properly handle and install its products. The videos detail roofing installation procedures for the company's Classic Rib, Image II and Magna Loc panels. In addition to showing proper panel placement and work-around features like eaves and chimneys, the videos offer tips for installing the panels over existing substrates. Maintenance and cleaning instructions also are included to ensure maximum product performance. The videos are designed to supplement instructions provided with the company's products and product details. To request a video, customers may contact their Metal Sales representative.