Trex™ | Joist Tape - 50mm × 20m
This 50mm wide × 20m long butyl-based joist tape is applied to the top of timber joists to seal around screws and fasteners, protecting against moisture, rot and decay, and helping deck screws hold stronger than acrylic or asphalt-based tape. It's backed by a 20-year warranty; use the 100mm wide Bearer Tape on double bearers.
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