S S Stanworrell 19 Nov 2017 Trying to replace Horstmann with the Heatmiser but not sure about wiring. It looks like I go with the 230v switching mode but colours are now confusing me (not hard). Any ideas please
Trying to replace Horstmann with the Heatmiser but not sure about wiring. It looks like I go with the 230v switching mode but colours are now confusing me (not hard). Any ideas please