A paver sealer is a protective liquid applied to concrete pavers, brick, or certain natural stones to reduce staining, fading, moisture absorption, and joint-sand erosion. It makes cleaning easier and helps surfaces look newer longer.

If you want a deeper breakdown of types, finishes, and how they work, read our complete guide: Paver Sealers: Types, How They Work, and How to Choose

Sealing is most valuable on:

  • Driveways (oil + tire marks)
  • High-traffic walkways
  • Decorative patios
  • Freeze–thaw climates
  • Pool decks and entertainment areas

Results depend on four things:

  • Proper cleaning
  • Full dryness
  • Correct sealer type
  • And thin, even coats.

Why Pavers Stain, Fade, and Deteriorate Over Time

Pavers are porous. Water, oil, dirt, and organic debris can soak into the surface.

Once contaminants absorb, removal becomes harder and may require aggressive cleaning.

Sealers reduce absorption. Spills stay on the surface longer, colors fade more slowly, and joint sand stays more stable.

They don’t make pavers stain-proof — they make maintenance easier.

What Problems Does Sealing Pavers Prevent?

Stains from Oil, Food, Rust, and Leaves

Reduces absorption so stains are easier to clean.

UV Fading and Color Loss

UV stabilizers slow down sun damage.

Joint Sand Washout

Some sealers help stabilize sand and reduce erosion.

Moisture Damage in Freeze–Thaw Climates

Less water absorption means less expansion stress.

High Maintenance Cycles

Sealed pavers generally require less aggressive cleaning.

Ready to Protect Your Pavers and Bricks?

NewLook International offers contractor-grade, high-performance film-forming and deep-penetrating paver and brick sealers — including Oil & Water Guard, Weather Guard, Wet Look, Premium High Gloss paver sealer, Gloss, and Low Gloss finishes — built for serious stain resistance, durability, and long-lasting color.

Explore the full collection and choose the right solution for your project:

Shop NewLook Paver Sealers

Penetrating vs Film-Forming Paver Sealers (Which Is Better?)

Penetrating (Impregnating) Sealers – Natural Look Protection

Best for:

  • Pool decks
  • Moist or freeze–thaw climates
  • Homeowners who want no shine

Pros

  • Natural finish
  • Lower whitening risk
  • Breathable system

Cons

  • Minimal color enhancement
  • No sand stabilization

Film-Forming Sealers – Color Enhancement & Wet Look Finish

Best for:

Pros

  • Strong surface protection
  • Enhances color depth
  • Finish options from matte to high gloss

Cons

  • Sensitive to moisture during install
  • Can haze if over-applied
  • May increase slip risk

Still deciding if sealing makes sense for your project? read our article for: Is Sealing Pavers Necessary or Optional?

How to Seal Pavers Properly (Avoiding Common Failures)

1. Clean Based on the Stain

Use targeted cleaners. Avoid excessive pressure that damages joints.

2. Let Pavers Fully Dry

Moisture trapped under sealer causes whitening and haze.

3. Fix Drainage First

Sealer won’t correct pooling water or grading issues.

4. Apply Thin, Even Coats

More product does not mean more protection.

5. Allow Full Cure Time

Keep traffic off until fully cured — not just dry to touch.

When You May Not Need to Seal Pavers

Sealing may be optional if:

  • It’s a low-traffic backyard patio
  • You prefer a natural weathered look
  • The stone is dense and minimally absorbent
  • Budget is limited

Sealing is optional — but highly beneficial in higher-risk areas.

Frequently Asked Questions

What is a paver sealer in simple terms?

A protective liquid that reduces water and stain absorption.

Does sealing stop weeds?

No. It may reduce sand washout, but seeds can still germinate.

Will sealing make pavers shiny?

Only film-forming sealers. Penetrating sealers stay natural.

What causes sealer failure?

Moisture trapped during application and applying too thick.

Should You Seal Your Pavers?

A paver sealer is protection — not a permanent shield.

It helps:

  • Reduce stain absorption
  • Slow fading
  • Preserve joint sand
  • Make cleaning easier

For best results, match the sealer type to your surface, climate, and traffic level — and prioritize proper preparation over shortcuts.