One of the least-expensive decking materials you can buy, pressure-treated decking is used on about 75% of all U.S. decks. It’s chemically treated to resist rot, mold, and insects.
In the last ten years composite decking materials (plastic/ wood particles glued together) have taken hold of the market and are used on over half the decks being built. Several companies use 90% recycled plastics in their products which will help reduce waste.
How to Choose a Deck Material That Is Right for You. Occasionally 2 x 4s (60 cents per linear foot) are used, but typically only on small decks or railings.
The wood is warrantied for use as decking, deck framing, and other exposed applications not in contact with the ground. However, the product is not yet widely available. Carbon-Based Treatments.
For larger decks, you can install parting boards — also called pattern boards — in the middle of the decking. These decking boards run perpendicular to the rest of the decking, creating an eye-catching design. They also allow you to use shorter deck boards and can eliminate the need to butt boards together to span the width of the deck.
Wood. Wood is by far the most common option used for deck materials. Somewhere around 85 percent of single family homes have some sort of deck. A very high percentage of those are made of wood, mostly treated pine.
Composite materials are synthetic, man-made "lumber" products made by blending recycled plastics and wood byproducts into lumber-like boards that can be cut and fitted to use for surface decking, railings, stair treads and other visible deck elements.
Just as woods and other decking materials must have weather resistance, so, too, must the screws, nails, bolts, and metal connectors used to build a deck have the ability to stand up to moisture without corroding.
Alternative decking materials don't require sealing, staining or painting, and will never split, warp, crack, rot or splinter. They last for years. Composite decking is a manmade product comprised of recycled wood fibers and polyethelyne. It comes in a variety of colors and has an appearance that is very similar to wood.