| Theo, the new heater by Hydor, sets higher quality and safety standards for the
aquarium world.
Range includes a 400w model for large tanks
| Model |
L (mm) |
Aquarium size |
| 50w |
178.00 |
20-50 l |
| 100w |
226.00 |
50-100 l |
| 200w |
306.00 |
100-200 l |
| 300w |
394.00 |
200 - 300 l |
| 400w |
394.00 |
300 - 400 l | |
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