Discussion in 'Heaters' started by Lagertha, Jun 23, 2018.
Can anyone recommend a good heater of 25 watt in the UK?
I hear the Eheim range is good, although relatively pricey. They also require calibration.
I was looking at them on Amazon last night, they’ve got a four and a half star reviews which is definitely pretty good. What kind of calibration?
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