Rust stains on flag stones
On Mon, 6 Aug 2007 14:44:20 +0100, "Barb"
wrote:
Hi, I've got some horrendous rust stains on flagstones, from old cast iron
pation furniture.
The rust stains will have penetrated the flags down to quite a depth.
You will need to clean to the same depth. Try neat chlorine bleach and
leave it for a few days.
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