VentSaver products are for metal roofs and will help prevent crushed vent pipes, chimneys and broken masts. This ingenious vent guard product also adds support and strength to your pipes while the innovative fin design cuts through packed ice and snow. This product is Made in America and installation is quick and easy. VentSaver is manufactured from high quality, non-corrosive, powder-coated aluminum and features stainless steel hardware and aircraft cable or band. This product can be mechanically mounted into a structural support or blocking underneath on screw down metal panels. It can also be mounted with no roof penetrations on a standing seam metal roof with the SS Ventsaver adapter mounting plate.