Thompsons Patio and Block Paving Anti-Slip Additive 200g SALE Damaged Box

+ For use on all block paving and flag stones. A 200g sachet can be added to 5 litres of Patio & Block Paving Seal. If you've used half a tub for the first coat, use half a sachet for the second. Open the box and pour the Anti Slip Additive into the Patio & Block Paving Seal.

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