Any one help , I have mixed 1litre
hypo to 3 litres water for a small job, left for about an hour but the lichen still there , will it remove when I jet or not?
Complete newbie to using this stuff ,
flags come up a treat , natural stone steps seem to have turned orangish .. Help!!!!!
??
thanks in advance
hypo to 3 litres water for a small job, left for about an hour but the lichen still there , will it remove when I jet or not?
Complete newbie to using this stuff ,
flags come up a treat , natural stone steps seem to have turned orangish .. Help!!!!!
??
thanks in advance
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