Jeff Layman wrote:

Just fitted some insulation
(https://www.screwfix.com/p/hot-water-cylinder-jacket-18-x-80mm-x-1219mm/43483)
over a hot water cylinder which already had about 25mm of foam
insulation.

With existing tank insulation, can anybody do the maths to work
out how much difference the extra lagging will make?

I might well try to do the same, if there is any significant
benefit.

Chris
--
Chris J Dixon Nottingham UK


Plant amazing Acers.