Preparation and applicationHow much sealer do I need
Coverage comes as a range because absorbent substrates drink more. How to get from that range to litres, and why one pack of spare is worth buying.
Protect paving, concrete and stone
A sealer reduces how much a surface drinks, so water, grease and dirt work their way in more slowly and clean off more easily. These guides cover choosing the right product for your surface, preparing it properly, and working out how much you need.
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Looking for a product rather than a guide?Start from the problemGo to the catalogue