Home Improvement Stack Exchange
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Questions tagged [composite]

27 questions
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Does composite decking hold more solar heat than wood decking?

In the Virginia townhouse I'm renting, there's a deck out back made out of composite decking material (or rather, topped with it; the underlying structure is wood). Stepping out onto the deck after it has been in the sun for several hours, I find…
mmathis
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Composite Deck Pooling Water

I recently bought a home with a composite deck staircase and landing. Today I noticed that the landing pools water and the spacing between the boards seems to be extremely tight. Is there a reasonable way to fix this? The most tangible problem is…
jak119
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Existing joists span max 17.5in OC - Trex composite says max 16" allowed

Does anyone have experience with pushing the limits of joist span for composite decking? My joists are generally 16" OC but a few gaps are up to 17.5" max (one has a short section at 18"). I'm worried that the composite or even 5/4" pressure treated…
chub500
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Can a hot tub be placed over composite decking?

I am building a deck for a hot tub and I want to use composite decking. Composite decking has many advantages as far as I see it. I won't have to paint it and it's water resistant. I have used it for other decks but I have never placed a load on…
Brian Kalski
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How can I build a long-lasting composite deck that’s exactly flush with the ground?

I love the look and feel of high-quality composite decking but I want it flush/level with the ground. In other words, I don’t want to step down off the deck. I particularly don’t want my small children tripping/falling off the edge of the deck, and…
Sean McCarthy
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Softwood butcher-block name?

I used to be able to buy a lumber product at the big-box home-improvement emporium which was like butcher-block side-laminated panel, but made of soft wood (pine? fir?, etc.) I would like to make some benches with this material. It doesn't need to…
Richard Crowley
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Is it safe to reuse newer LP siding?

Is it safe (from water intrusion perspective mostly) to reuse newish LP siding? My project is to basically re-sheath, wrap and reside 3 walls. On the largest wall I pulled off this siding which was made either 5 mar 2023 or 3 may 2023. Either way…
seeker
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Help identifying composite decking

We purchased a home with composite decking. Some of it needs to be replaced. I've gone through the big box stores and dug around online, but can't figure out what it is we have. Hoping some wisdom here can help us narrow it down. Does this look…
JOEinTN
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Floating deck substructure—which is the better approach?

I'm planning a 16x19' ground-level floating deck, using deck blocks (they work well in my area). A big box store gave me a rough deck plan and materials which I've laid out (option 1), but I've seen a number of plans online (e.g.) where more deck…
Tenz
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Is this dirt or the natural finish of my composite deck?

Update: Added two photos of the bottom of the deck I washed my composite wood deck with: 1 gallon of water 1 cup vinegar 1/4 cup baking soda Soft bristle brush I thought it would remove what looks like dirt on the deck boards (see attached…
pmagunia
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Composite post sleeves deteriorating

I have several 4x4 deck railing posts wrapped in composite sleeves. Some of the sleeves are rotting or deteriorating and I’m looking for solutions. I have considered replacing them but the colors of any new sleeve will not match the existing deck…
Jon Looney
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Should I let 2x4 pressure treated sleepers for composite deck warp/weather/dry before install

I am going to install composite decking on pressure treated 2x4 sleepers. The composite decking is attached via clips that slide in a groove of the composite decking. The clips only screw into the 2x4 sleepers. Would it be better to buy the pt…
Fresh Codemonger
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How to cut last composite deck board against house/solid objects after tracksaw cut

I've seen several (youtube) professional deck builders uses a track saw to make a nice cut line for breaker boards and edge picture frame boards. I got a cheap track saw hoping to do the same for about 4 cuts rather than making about 100 cuts…
Joe
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Can I use composite decking material for a horizontal privacy fence?

I have 4x4 posts in concrete for my front yard fence. They are spaced 48" on center. Can I use composite deck boards for the horizontal boards instead of cedar? Or is that too long of a span? Will they will be too floppy? Or too heavy? The fence is…
Dbloom
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Resurfacing a raised deck; want waterproofing (dexerdry); need gutters? Also: comment on plan?

Thanks for reading. I'm starting the planning stage of a raised deck (without space underneath) overhaul/resurfacing. I have one concrete question regarding waterproofing but would also appreciate any critique, suggestion, information regarding…
Joe
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