5watt UV Bulb
This UV
bulb will fit the UP-2 and all major manufacturers
If you
are using this UV bulb for sterilisation purposes
should be replaced every 6 months ( approx 4000 hours)
Bulb used for clarification of ponds can be replaced
every 12 months ( approx 8000 hours)
When changing
UV lamp we recommend that the Quartz Sleeve is cleaned
at
same time.
Full length
of bulb 6.25" | 
