Flagstones bright and clean again.

We all recognise those annoying green deposits on patio flagstones. Fortunately, they are easy to remove with HG. Dirty patio flagstones no longer have to be a problem. The garden looks a lot better straight away.

We all recognise those annoying green deposits on patio flagstones. Fortunately, they are easy to remove with HG. Dirty patio flagstones no longer have to be a problem. The garden looks a lot better straight away.

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