What is the best way to cut composite decking?
Use a wood saw to cut the single pieces of the composite material to length and then mark the board using a quick square. You can either use a miter saw or a circular saw since composite cuts similarly to wood. Mark the board using a quick square while holding the square against the board's face.
Yes, you can cut most composite decking just like wood — no special tools required.
Diablo's TrexBlade is the only blade recommended by Trex Company for cutting their composite decking materials. These new blades deliver maximum performance and highest quality of finish; making it a 'must-have' tool for both professionals and DIYers planning composite decking projects.
But this is for composite decking. And I says cell cellular PVC it doesn't have a lot of teeth it's
Sealing the ends with lumber wax will help prevent moisture absorption. Kim Katwijk The cut ends of composite decking will absorb moisture and can swell, as shown here. Sealing the end cuts with lumber wax will help prevent swelling.
Do I Need to Pre-Drill My Composite or Capstock Decking? In the past, no matter what type of deck board you were installing, the answer to this question would indefinitely be yes. However, with advancements in fastener technology, pre-drilling in most composite and capstock deck boards is no longer necessary.
You can make simple cross cuts in composite decking the same way you would cut any soft pine—a power circular saw will work fine. A power miter saw can provide very accurate, straight cuts, and a table saw with support extensions can make all types of cutting easier.
Cutting composite decking is quite similar to cutting regular lumber. You can use a couple different saws including a circular saw, miter saw, or a table saw.
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A Triple Chip Grind (TCG) has a trapezoidal tip that cuts a groove with slanting sides. This is followed up by a square top tip that makes the side of the groove square. The first tooth, or lead tooth, has a double 45 degree angle corner bevel.
Can you rip cut Trex decking?
Can you rip a Trex board? Trex products should not be ripped to reduce thickness, but can be ripped to reduce width. As long as the board can still be installed per the installation instructions, the warranty will be valid. Please use care when fastening ripped boards, as pre-drilling may be necessary.
Use recommended stainless steel screws in any areas near bodies of saltwater. 2-3/4" or 3" screws can be used with Trex 2x6 product. Muro T-Screw M-TX0300SEP listed above is approved for 2x6 decking (can also be used with standard 1" (decking as listed above).

What is the Best Saw Blade for Cutting Composite Decking? The EnviroBuild installation guide advises the use of a circular saw using a 40 tooth alternate top bevel finish blade to cut your composite decking boards.
You can make simple cross cuts in composite decking the same way you would cut any soft pine—a power circular saw will work fine. A power miter saw can provide very accurate, straight cuts, and a table saw with support extensions can make all types of cutting easier.
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Use a versatile jigsaw tool to cut lumber, plywood, metal and tile. A jigsaw tool is the grand master of cutting shapes in a variety of materials. All you need is the right blade.