IPA stops everything freezing but it dosen`t melt through the dirt like hot water,i would want a retro fit with the temp adjustable and the varitech 1 seems to be the only 1 that does but do you have to go to them to get it fitted.
is the l5 not temperature adjustable?
Nathanaeli see from your pictures you have mounted your heater on steel plate is this some thing you have to do or was it just to make mounting the heater easier
i have an outside hot tap at home is it possible to fill my tank with hot water which then pumps through the di