OllieNZ
Member
Hi All
I have a Tetratec 300w heater light is going indicating on but according to my Marina Aqua Minder it appears to have stopped heating the tank.
Which should I trust?
Is there any way to tell if the heater is actually working?
Thanks
Ollie
I have a Tetratec 300w heater light is going indicating on but according to my Marina Aqua Minder it appears to have stopped heating the tank.
Which should I trust?
Is there any way to tell if the heater is actually working?
Thanks
Ollie