"stefos" wrote in message
...
Hello,
Does anyone know a foolproof method for cleaning and keeping clear block
paving footpaths as mildew soon reappears.
Regards
Stefos

Try good old washing soda and a long handled scrubbing brush.

--
Charlie, gardening in Cornwall.
http://www.roselandhouse.co.uk
Holders of National Plant Collection of Clematis viticella (cvs)