UV Steriliser Tube 4w

This replacement bulb for ultraviolet clarifiers and sterilisers, it is an effective way of reducing and controlling common problems like single celled algae inside your pond or aquarium.

Algae is a common problem in ponds and aquariums, and it is important you change your UV bulb approximately every 6 months or at least at the start of each spring (outdoor).

The 4-watt UV bulb from Arcadia works effectively and quickly to eliminate single celled algae travelling through your UV in close proximity.