Palmer QuickSet Mirro Mastic is a fast setting, high quality mirror adhesive mastic that is more convenient and less messy to apply when cartridge dispensing versus from the can. Our mirror glue is formulated for adhering plate glass and acrylic mirrors to various building materials such as drywall, wood, glass, metal, and tile quickly when time is at a premium. Palmer QuickSet Mirro Mastic is an ideal and, most importantly, dependable adhesive for large mirrored walls, columns, and vanities. It has a one-year shelf life from the date stamped on the cartridge. Safety tip: All applications must have a permanent bottom support and appropriate fasteners for proper security.