08-22-2006, 09:47 PM
Oxalic acid does it, and is found in many commercial rust stain removers.
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Remove irrigation rust stains on concrete?
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Remove irrigation rust stains on concrete? - by h linamen - 08-22-2006, 08:11 PM
Re: Remove irrigation rust stains on concrete? - by swampy - 08-22-2006, 08:32 PM
Re: Remove irrigation rust stains on concrete? - by billb - 08-22-2006, 08:37 PM
Re: Remove irrigation rust stains on concrete? - by Ken Sp. - 08-22-2006, 08:40 PM
Re: Remove irrigation rust stains on concrete? - by D-Rod - 08-22-2006, 08:59 PM
Re: Remove irrigation rust stains on concrete? - by Dick Moore - 08-22-2006, 09:47 PM
Re: Remove irrigation rust stains on concrete? - by Racer X - 08-22-2006, 09:58 PM
Re: Remove irrigation rust stains on concrete? - by mikebw - 08-23-2006, 06:12 AM
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