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Homeowner guide

Maintaining Wood and Composite Decks: How Much Work Each One Takes

A wood deck needs a fresh protective coat about every one to three years, plus prep work before each coat. Composite decking doesn't need staining, sealing or painting. It mainly needs cleaning and a yearly inspection. Below is what each routine involves, what drives the cost, and why the frame under your boards matters near the water.

Updated

How much maintenance does a wood deck need?

Plan on refinishing a wood deck on a regular schedule. Sun and water wear down the finish, and once it's gone the boards can fade, splinter and rot. Each new coat also means removing the old paint or sealer first, so the job is more than a quick brush-on.

  • Fiberon says wood should be finished after installation, then refinished every 1–2 years.
  • TimberTech puts it at a new coat of sealer or paint every year or so, and elsewhere every one to three years.
  • Old paint or sealer has to come off before a new coat goes on.
  • Skipped maintenance invites fading, splinters, rot, mold, decay and insects.

Does composite decking need staining, sealing or painting?

No. Composite boards arrive already finished and don't need sanding, staining, sealing or painting to protect them. Upkeep comes down to cleaning when the deck gets dirty and a thorough clean and inspection once a year.

  • Routine care: clear the deck, then scrub and rinse as needed.
  • TimberTech notes composite cleaning calls for a specific brush and cleaner.
  • Capped boards have a protective polymer shell and hold up better against water and weather than uncapped boards.
  • Composite keeps its color without staining. TimberTech lists staining to a new color as an advantage of wood.

What drives the cost of deck upkeep

Wood needs regular recoating, and each round starts with removing the old finish. Composite skips that and needs cleaning with the right brush and cleaner. The figures below come from composite manufacturers, so treat them as rough comparisons rather than local quotes.

  • Fiberon estimates wood deck maintenance at $450–$850 a year on average, versus $5–$15 a year for composite.
  • TimberTech says pressure-treated pine costs less to buy and install, but costs several thousand dollars more to maintain over 10 years.
  • Wood type matters: hardwoods like Ipe cost more upfront, while pressure-treated pine is among the most affordable options.
  • Composite usually costs more upfront, which is the main trade-off against lower upkeep.

Moisture, the coast and the frame underneath

Near the water, how your deck handles moisture deserves attention. Sealed wood still absorbs water and breaks down over time. Composite and PVC boards resist moisture far better. Whatever the boards are made of, the lumber frame underneath still needs checking for damage.

  • For coastal or waterfront decks, TimberTech suggests PVC, which contains no organic material.
  • Include the substructure in your yearly inspection, even on a composite deck.

Deciding what's right for your deck

Wood works if you like real wood and don't mind recoating every year or few. Composite fits better if you'd rather just clean and inspect. If you'd like a second set of eyes on an existing deck or a new one, our team measures and quotes in one visit. You get a free written estimate listing the scope, materials and steps before any work starts.

  • Call (443) 880-7507. We're open 7 days a week, 7 AM – 6 PM.
  • Or send the form and we'll call back, usually the same day, to set a time to measure.
  • What we quote is what you pay.

Common questions

How often should I reseal or restain a wood deck?

Fiberon recommends refinishing wood every 1–2 years. TimberTech says every year or so, and elsewhere every one to three years. The old finish has to come off before each new coat.

Can I stain composite decking a different color?

Composite holds its color without staining and doesn't need a finish. TimberTech lists staining to a new color as an advantage of wood, not composite.

Does a composite deck need any maintenance at all?

Yes, though less than wood. Clean it with the right brush and cleaner as needed, and give it a thorough clean and inspection once a year, including the wood frame underneath.

Next step

See how we handle deck and exterior projects, then request a free written estimate when you're ready.

Deck and exterior work in Princess Anne

Sources

  1. Composite vs Wood Decking: Benefits, Costs, and Durability | Fiberon — Fiberon
  2. Composite Decking vs. Wood: Tips To Choose | TimberTech — TimberTech
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