anyone notice when you go back a month later they look like it is covered in a greenish algae colour, i only see this on sky light windows
i cleaned one the other day and when i went back for my money it looked terrible!a dusty green tinge had settled on the top of it!! : :
Quote from: jouk45 on July 12, 2010, 10:57:56 pmanyone notice when you go back a month later they look like it is covered in a greenish algae colour, i only see this on sky light windows yes and they are actually harder to clean because the water doesnt run off like on a normal window so the lads are right charging more for themjouk i bet you get this more or north facing skylights/ velux