pink scale

chigwell scool · Postby **chigwell scool** » Tue 13 Mar, 2007 09:20

Hi all, we have emptied our concreat pool and we have got a pink scale in most areas, how do we get it off. colin

chigwell school · Postby **chigwell school** » Tue 13 Mar, 2007 10:05

chigwell scool wrote:Hi all, we have emptied our concreat pool and we have got a pink scale in most areas, how do we get it off. colin

Postby **dynamictiger** » Tue 13 Mar, 2007 14:37

Pink is usually permangenate or tri-poly phosphate. I would intially try a 5:1 acid mixture and see if this removes it if it is the phosphate it probably will. Water blasting may be another option but will probably remove paint or whatever underneath.

HTH

chigwell school · Postby **chigwell school** » Wed 14 Mar, 2007 08:40

thanks for a speedy reply, do you know of any reliable stockists who can supply us with the acid, cheers colin chigwell school

Postby **dynamictiger** » Wed 14 Mar, 2007 16:40

Your normal chemical supplier should have it.

pink scale

pink scale

Re: pink scale

pink scale

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