Trex Protect is a non-skid, self-adhesive deck flashing tape that shields the tops of joists, rim joists, beams and the ledger board 11 inch x 50 feet roll can be trimmed to the desired length Impermeable butyl-rubber material offers an air-tight seal Self-adhering tape allows flush mounting Quick and easy installation by any homeowner or builder Also, available in 1 5/8 inch joist tape and 3 1/8 inch beam tape Non-skid surface for safe installation Backed by a 25-year warranty Color/Finish Family: Black Series Name: Butyl Rim Tape Type: Joist Actual Length (Feet): 50 Actual Width (Inches): 11 Material: Butyl Package Quantity: 1 UV Stabilized: Yes Warranty: 25-year limited CA Residents: Prop 65 Warning(s): No UNSPSC: 30103600