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Maintenance guide

How often should you reseal a driveway on the Central Coast?

Resealing on schedule is the cheapest way to keep a Central Coast driveway. Here is how often to do it by surface, why the beaches need it sooner, and the signs your seal has already worn through.

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Reseal intervals by surface.

These are realistic intervals for the Central Coast climate, salt air, UV and storm rain shorten sealer life here compared with inland NSW.

  • Penetrating-sealed concrete: every 3 to 5 years.
  • Decorative film-forming concrete (acrylic/polyurethane): every 2 to 4 years.
  • Pavers: every 2 to 3 years (joint sand and colour fade first).
  • Exposed aggregate: every 2 to 4 years (dulls and dusts as the matrix weathers).

Where you live changes the interval.

Salt exposure is the single biggest factor on the Coast. A beachfront driveway in Terrigal, Avoca or Wamberal sits in constant salt spray and lands at the short end of every range, sometimes a year sooner again. A sheltered driveway in the Wyong valley or leafy Erina a few kilometres back from the water stretches to the longer end. The low, water-surrounded Woy Woy peninsula gets salt from two sides and also stays damp, so moss returns and joints wash faster there.

Signs your seal has worn through.

You do not have to guess. Watch for these:

  1. Water stops beading. Tip a bucket on it, if the water soaks straight in rather than beading, the seal is gone.
  2. The colour fades or goes chalky. Oxide and aggregate colours flatten as UV gets to the unprotected surface.
  3. Aggregate dusts off. Fine cement dust on your hand when you brush the surface means the matrix is exposed.
  4. Paver joints lose sand. Gaps opening up and weeds returning mean the stabilising seal has broken down.
  5. Stains soak in. Oil, leaf and tannin marks that used to wipe off now stain, the barrier has worn.

Why resealing early is cheaper.

A light recoat onto a worn-but-intact seal is a quick, low-cost job, clean and apply. Leave it until the coating has fully failed and the surface is stained, scaled or dusting, and you are up for a full strip, deep clean and stain removal before resealing, which costs far more. The maths is simple: reseal on schedule and you spend a little, often. Skip it and you pay for a big restoration, or eventually a resurfacing overlay. Our full rates are on the pricing page, and the cost guide has worked examples.

Resealing questions.

How often should you reseal a driveway here?
Penetrating concrete every 3 to 5 years, decorative concrete 2 to 4, pavers 2 to 3, aggregate 2 to 4. Beachfront driveways like Terrigal and Avoca sit at the shorter end of every range.
How do I know it needs resealing?
Water no longer beads and soaks in, the colour fades or chalks, aggregate dusts when brushed, paver joints lose sand, and stains soak in instead of wiping off. Two or more of these means the seal has worn through.
Does resealing early save money?
Yes. A light recoat onto a worn-but-intact seal is cheap. Waiting until the coat fully fails means a strip, deep clean and stain removal first, which costs far more.
Why do beachfront driveways need it sooner?
Salt spray attacks the sealer and the concrete, and constant UV breaks down the coating film. A beachfront Terrigal or Avoca driveway can need resealing a year or more sooner than the same driveway inland in Erina or the Wyong valley.

Not sure if yours is due?

We will tell you honestly at a free measure whether your driveway needs resealing now or can wait, no upselling.

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