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What is limestone?
Limestone is a soft, pale sedimentary stone of calcite. It is softer than marble, so it wears and marks more easily. Much loved in European-style interiors and exteriors.
Where does PGS restore limestone?
Walls, floors, vanity and counter tops, and patios, indoors and out.
What damage does limestone get?
- Wear along walkways
- Water marks and spots
- Algae and black staining outdoors
- White salt deposits (efflorescence)
- Scratches on floors and tops
- Rust stains and yellow staining
How does PGS restore limestone?
Gentle deep cleaning, honing to a matt finish and a penetrating water-repellent seal.
Surface Restoration · Invisible Shield · Surface Concierge
Where a soft sheen suits the space, we polish rather than hone.
How should I clean limestone at home?
- Use only pH-neutral cleaners.
- Never use wire brushes or a pressure washer on the stone.
- Wipe up spills as soon as possible.
Sources & further reading
The Natural Stone Institute’s consumer guide covers daily cleaning, stain removal and when sealing helps for natural stone. It is industry guidance; on every project we test the real stone first.
General information about this stone. On every project, PGS craftsmen survey and prove a small area of the real stone before proposing a method.