Johnsons & Leyland Professional are the best IMO.

Kev

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[size="2"][color="Blue"]TILING LOGISTICS Aqua Mix Trained Operator. Specialist Restoration, Grinding, Honing, Polishing and Repair of all Natural Stone. Marble, Granite, Travertine, Limestone, Slate & Quarries to name but a few. We also do Grafitti removal, grout recolouring, sealing, resealing and cosmetic repairs. E Mail any questions to tilinglogistics@hotmail.com