FAQ: Can Trex Decking Be Installed On Boat Docks?

Can you put composite decking on a dock?

Composite decking is a common choice for boat docks for a few reasons. For one, this material is fairly dense and durable. It’s also a somewhat “green” option, for those preferring to use eco-friendly materials, as many brands use a blend of recycled wood and plastics in their boards.

Can Trex be submerged in water?

“[ Trex decking can be install] in intermittent contact with water, i.e., splashing and not in continuous direct contact with water, the durability of the Trex decking should not be affected.”

What is the maximum overhang for Trex decking?

» Maximum allowable perpendicular overhang for Trex is 102 mm. » All decks require air circulation to keep them dry and looking good. To improve air flow, leave openings under the decking or increase gapping to 10 mm.

Does Trex decking absorb water?

Like most decking wood or composite there needs to be some space for expansion and contraction. Composite decking does not absorb water. Moisture that gets trapped under the decking and on top of the wood joists would tend to stay there and keep the joist from drying properly.

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Is Trex good for a dock?

An innovator in the world of decking, Trex is a leading manufacturer of composite decking boards. Unique processes combined with a variety of styles makes Trex decking a great choice for a stylish deck or dock that is built to last.

What is the best wood to build a dock out of?

The right wood can make a great boat dock The best wood boards for docks are western red cedar, redwood, cypress and eastern white cedar. However, if the dock will feature permanent piles or cribs, then you are going to want a stronger hardwood, such as Douglas fir, tamarack and hemlock.

How do you waterproof composite decking?

The best way to waterproof under your deck is with a deck drainage system installed during construction. A drainage system diverts water away from the joists and beams. An over-the-joist deck drainage system such as Trex RainEscape provides 100% protection from the damage caused by wood repeatedly getting wet.

Can PVC board be submerged in water?

PVC Decking Can Be Submerged Unlike Composite or Wood – Endeck PVC Decking.

Does Trex decking need to be spaced?

You must gap Trex® decking, both end-to-end and width-to-width. Gapping is necessary for drainage and the slight thermal expansion and contraction of Trex decking boards. Gapping also allows for the shrinkage of the wood joist system.

Can you screw down Trex decking?

Yes, you can screw down composite decking. There are two types of synthesized decking being sold in the market. One way in which you can install a composite deck to the frame is by using screws. Screwing down composite decks with screws has been a method of installing plastic-wood decking ever since.

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What is the recommended joist spacing for Trex decking?

Composite Deck Joist Space The majority of composite deck board brands including Trex, TimberTech, and more require deck joists spacing to be at 16 inches O.C. (on center) for standard straight composite decking installation.

Does Trex decking scratch easily?

Newer-generation Trex decking holds strong against potential damage. All of our decking lines are scratch resistant, protecting your space against nicks, cracks and splitting.

What are the disadvantages of composite decking?

Cons of Composite Decking

  • A pricey alternative to wood. Durability comes at a cost, as composite decking is more expensive than wood.
  • Composites aren’t natural.
  • Composite decks aren’t completely maintenance free.
  • You’ll need to comparison shop.

Can Trex touch the ground?

If the deck boards are on the ground, such as with a ground-level patio deck, composite lumber works fine. Composite lumber is also maintenance-free, does not require staining or sealing and it does not rot, chip or warp.

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