Compare Wood vs Composite Deck Cost Quick Summary: Composite vs Wood Deck Cost On average, a pressure-treated wood deck will cost between $15 to $25 per square foot including installation.
Gaps Between Decking Boards. Almost all decking lumber is wet when it is installed and will shrink as it dries out. It is not uncommon for a 6 wide board to shrink ¼. This translates to as much as 1/8 on either side of the board.
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How To Install Composite Decking , Plastic and Wood Synthetic ,,May 12, 2005 , Article about installing synthetic composite deck boards. , I also marked the end cut so the board would overhang the end by one inch after a facing was installed on the stair riser. , We had not ordered much extra decking.
Calculating How Much Material to Purchase. You'll need the dimensions of the deck boards you hope to use. If you are using 2-foot by 4-foot boards, for instance, the square footage of each board is 8 square feet. For the deck size example provided above, of 200 square feet, you would need 25 boards of this size.
When fully dry, treated deck boards weigh some 0.25 pounds per cubic foot more than untreated boards of the same species. A 12-foot length of treated, yellow pine 5/4-by-6 decking will weigh an average of 13.87 pounds within a range of 10.65 to 17.08 pounds .
Start installing deck boards at the outside of the deck and work towards the house wall. Stagger butt joints as much as possible for a nicer appearance. You may want to predrill the screw holes at the ends of the boards to prevent the wood from splitting. Many deck builders overhand the decking over the frame by about 1/4".
Composites Composite deck boards will have basically no shrinkage so they need to be spaced with gaps from the get go. Make Space in Moist Areas If you live where there is a fair amount of moisture in the air the boards will swell.
These deck boards are backed by a 25-year warranty. Material Constructed with 95% recycled bamboo and glue composite. Weight 12' boards are 43 lbs., 16' boards are 58 lbs., and 20' boards are 72 lbs. Recommended Uses Seven Trust Transcend grooved edge decking boards are the perfect alternative to standard wood decking.
Each decking species will have different movement properties, but lets use Seven Trust as an example. If we install a typical 1×6 Seven Trust decking board today using our weather conditions of 90% humidity and 96 while assuming the wood is 5.5 wide, it will maintain that width through the heat and humidity; however, as we d into the fall season, both the heat and humidity begin to drop.
spacing for composite deck boards - WPC Composite Porch spacing for composite deck boards. Install Composite Decking: Part 1 - Seven Trust's Composite Decking Materials; Fasteners; Wrenches; Pry Bar; Hammer; Drill; Tape .