All of these products are now warrantied against defects in materials or workmanship under normal and proper use for a period of 25 years from the date of purchase. ENGLEWOOD, Colo., (GLOBE NEWSWIRE) - Reinforcing their commitment to providing industry-leading waterproofing products for decking contractors and DIYers, the makers of Trex ® Protect™ joist, beam and rim tape, Trex ® Seal™ ledger flashing tape and the Trex ® RainEscape ® deck drainage system, have extended the warranty timeframe across their entire product portfolio.