TRI-BUILT® Fleece Tile Roof Underlayment is a premium roof underlayment and leak barrier that is ideally suited for tile and metal roofing systems. TRI-BUILT® Fleece Tile underlayment is specifically designed to resist temperatures up to 265 °F. Manufactured with premium reinforcement, TRI-BUILT® Fleece Tile underlayment provides exceptional strength, durability and waterproofing capabilities. It is designed for use with foam adhesives, mechanically attached systems or hybrid systems which use both foam adhesives and mechanical attachments.