Winter drain down time again. In previous years I've simply drained the hot water tank and opened all the inside taps (my 'van does not have a filter fitted) but have always been a little apprehensive as to whether some water lurking somewhere in the system would freeze and cause damage. I've seen the advertisements in the caravan press and watched the demonstration video on the "Floe" website.
Has anyone used this product and if so what is their opinion of it?
Has anyone used this product and if so what is their opinion of it?