Long lasting and low maintenance, composite decking is a popular alternative to traditional wood construction. Cost. According to Popular Mechanics, basic pressure-treated lumber goes for about 80 cents per linear foot, while redwood or cedar runs up to three times that amount. Composite decking materials, on the

And treated lumber has a greater tendency to crack once in place; apply a water repellent every year or two to stabilize it. Treated lumber is the least expensive. Composite deck boards: Composite boards are made from wood and plastic (often recycled materials) and resist rot and insect attack. Since there are no defects,

Composite decking with a plastic and wood blend throughout the board can be ripped, routed and bent to fit nearly any space. PVC deck boards have With high-performance composites, you can get the good look of wood and low upkeep benefits of PVC at nearly half the price. As an added benefit, you

However some manufacturers will sell composites made entirely of plastic or plastic wrapped around wood. They can cost anywhere between $3,900 and $4,500 for a 12-by-18 deck, though you can get individual deck boards for $20 to $50 per square foot. Composite decks may cost less

This photo: Redwood decking. Contemporary Deck by Exteriorscapes llc. Exteriorscapes llc. Cost Composite or plastic decking can be twice as expensive as wooden decking because the materials cost more and the structure tends to be more extensive. Composite decking isn't as stiff as lumber, so it