![]() Tools Needed for Installing a Deck Drainage System Trex Protect’s butyl tape covers the top of the joist, rim joist, and ledger board and helps prevent rot and wood decay. One more low-cost idea for preventing water damage: use flashing tape over the joists and beams. These vents release hot air and help mitigate temperature extremes. As you’ll see, Trex RainEscape offers high-quality and easy installation.Īdd extra protection, especially in high humidity areas, add ventilation to your under-deck ceiling with strip vents. Then, use this handy chart for comparison. This type of system also helps to hold the screws in place longer.įor the DIY builder, be sure to choose an over-the-joist system that’s easy to install. This type of system provides 100% protection of all the joists and beams from moisture penetration. ![]() The best deck drainage systems are above the joists. See what happens to wood with under-joist drainage systems in this video. Over time, this is the perfect formula for wood rot: moisture + heat – ventilation = destruction. Third, in the hot summer months, the temperature further cooks this trapped, wet wood and accelerates the rotting.The only ventilation is through the quarter-inch or less spaces between the top boards. There’s no air coming in to dry out the wood if installing a ceiling beneath the deck. Second, this type of system can trap moisture.The water hits the pan and runs out, but not before drenching the joists. First, they allow the wood to get wet repeatedly as rain drips through the deck boards, over the joists, and into the drainage system below.An under-joist system allows water to trickle through the slats in your decking, run over the joists, and collect in the drainage system beneath.īelow-joist drainage systems cause damage and wood rot in three ways: An over-joist system is just that: a drainage system installed over the joists, so water never comes in contact with the joists. When it comes to deck drainage systems, there are essentially two choices: over-joist or under-joist. Want to add a play place for the kids? How about an entertainment area for friends and neighbors? Perhaps a private spa and hot tub? Or a storage space for seasonal decorations or sports equipment? An under-deck drainage system makes it all possible just by using the unused space under your two-story deck. The under-deck drainage system does all of the work, drawing away water from your decking - Trex composite boards or any decking -leaving you with dry space and so many wonderful possibilities. With a drainage system in place, you can add a ceiling system/deck roof and not have to worry about waterproofing. Check out this video for step-by-step directions. The great news is it’s an easy add-on for any deck builder - do-it-yourself or pro. Looks great underneath Trex deck boards in the colors Gravel Path, Pebble Gray, Clam Shell, Winchester Gray and Island Mist.If you’re adding a second-story deck to your home, there’s one element that will add lasting value to your outdoor living space: an under-deck drainage system. Don't let dreary weather keep you from having fun outdoors! Trex RainEscape is the perfect way to create an indoor environment underneath any deck. RainEscape keeps the area underneath a deck dry, so it's possible to install TVs, speakers, ceiling fans, and more. ![]() It is an easy-to-install product that makes it simple to create stunning outdoor spaces. This system does so without the appearance of unsightly downspouts or panels. ![]() Trex RainEscape keeps outdoor living areas dry in rainy weather. By using black troughs and downspouts, you can easily install a deck drainage system that is virtually invisible from the decks surface. The Trex RainEscape Troughs have traditionally been available in a brown color, but are now available in Black. This trough is in the color black and is recommended for use with cool toned deck board colors. A Trough is needed in joist spacings to catch rain or liquids and carry them to the downspout. Trex Rainescape 16' Trough is one of the components in a Trex RainEscape Deck Drainage System. ![]()
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