Cement on new patio slabs.
- Thread starter RP66
- Start date
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If they’re natural stone don’t use brick acid
3 days ago.
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What should I use instead?
start with a stiff brush and water, then a metal scraper. if you laid them on a dry sunny day the mortar might not have much strength. you can work you way up to a wire brush (preferably not steel wire as it will shed particles that cause rust stains)
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