Cement Stains on Sandstone

coughlt · 2009-08-25 17:30:27

Hi Folks, Hope someone can help...I had an accident with a bag of cement powder at the weekend and it ended up all over my newly laid sandstone patio. Tried to clean it off using various methods and powerhosing with detergent but to no avail. As a result a lot of the area is now a grey colour. Id like to be able to get it…

25-08-2009 06:30PM

#1

coughlt

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Join Date: May 2007

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Hi Folks, Hope someone can help...I had an accident with a bag of cement powder at the weekend and it ended up all over my newly laid sandstone patio. Tried to clean it off using various methods and powerhosing with detergent but to no avail. As a result a lot of the area is now a grey colour. Id like to be able to get it back to what it was without relaying the whole thing. Sandblasting has been a suggestion but Im not sure what to do?

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#2 25-08-2009 08:55PM

qc3

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brick acid, available in any diy shop,scrubing brush,scraper and a bit of elbow greese should do the trick. acid should break up the cement and with scrubing, it should work, but hose it down well after

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