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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…

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25-08-2009 6:30pm

#1

coughlt

Registered Users Posts: 16 ✭

Join Date: May 2007

Posts: 14

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 8:55pm
qc3

Registered Users Posts: 844 ✭✭✭

Join Date: February 2009

Posts: 765

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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