Are there formulas for calculating UV capacities relative to pond volume? And when should the UV bulb be replaced?
It depends on the interplay of filter pump, clarifier, and biological filter. Specialists are not of one opinion regarding dimensioning of UV devices. Your OASE Fachhändler will work with you to find the optimal technical solution for you.
The UV bulb should be replaced after 10,000 hours to ensure that the UV wave works at full capacity.