Forget the internet, social media and new technology. When it comes to lagging the pipes they are useless. Good old-fashioned printed-on-paper newspapers, though, appear to have much to recommend them.
A plumber in the USA has just found 60 year old newspapers used as pipe lagging which seem to have successfully protected the plumbing against freezing for six decades.
It’s not what Drain Doctor would recommend. But it obviously works.
Tell us of any unusual DIY solutions to plumbing problems that you’ve come across.