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Limestone Exterior Cleaning: pH Neutrality Matters

Limestone is calcium carbonate — acid dissolves it. pH-neutral or alkaline cleaning only.

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Illustrative image (not a Spotless job): Limestone Exterior Cleaning: pH Neutrality Matters
Illustrative image — not a photo of a Spotless job.

This Restoration article is written for Melbourne owners and managers who need more than a quick blast. Concrete & Paver Cleaning jobs in our city require a surface diagnosis before any cleaning starts.

In Melbourne, everything from growth corridor new-build mortar smear to inner-suburb heritage brick has its own cleaning risk profile. The right method, chemistry and pressure keep the surface safe and the result lasting.

Acid is permanently destructive

Even diluted acid etches limestone permanently.

pH-neutral specialist cleaners

Specialist stone cleaners formulated specifically for calcium-carbonate substrates.

Sealing helps long-term

Penetrating sealer reduces re-soiling and acid-rain etching.

On the job

  • Understand why acid is permanently destructive matters before you choose a cleaner.
  • Understand why pH-neutral specialist cleaners matters before you choose a cleaner.
  • Understand why sealing helps long-term matters before you choose a cleaner.

Melbourne brick & exterior cleaning

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