Hi,
Could anyone tell me if you should rely on the built in thermostats regarding immersion heaters as I have heard they are very temperamental, or should they have one strapped to the tank, or are those type only for boiler heating systems?
Many thanks!
Could anyone tell me if you should rely on the built in thermostats regarding immersion heaters as I have heard they are very temperamental, or should they have one strapped to the tank, or are those type only for boiler heating systems?
Many thanks!
