tag:blogger.com,1999:blog-4088109927146733993.post4184949623604808464..comments2021-04-21T17:37:38.699+12:00Comments on Solar Water Heating - Corrosion and Performance Issues in New Zealand: Solar tubes - are they really that good?Gary Mollerhttp://www.blogger.com/profile/12046982185323982734noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-4088109927146733993.post-8580634905514335732008-11-28T21:05:00.000+13:002008-11-28T21:05:00.000+13:00Original old style Tubes from 1984 at New South Wa...Original old style Tubes from 1984 at New South Wales University are still in perfect condition, <BR/><BR/>That's 24 years. The absorber can't corrode unless the tube is broken.Anonymousnoreply@blogger.com