UV Steriliser / Clarifiers and Bulbs

We stock a range of UV Sterilisers, Clarifiers and Bulbs for aquariums, ponds, and fish tanks. Our UV sterilisers help to control fish diseases by reducing the level of bacteria and pathogens in the water, along with pond UV sterilisation which reduces algae and green water – helping you to maintain clear water. You can enjoy free UK shipping with no minimum order quantity, as well as same-day despatch on orders placed before 4pm. Browse our range of UV sterilisers, clarifiers and bulbs below.

31 Items

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  1. 13w UV Bulbs PLS Fitting - Twin Pack

    Twin Pack of Finest-Filters 13w PLS UV bulbs suitable for a range of pond UV clarifiers and sterilisers.

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  2. 9w UV Bulbs PLS Fitting - Twin Pack

    Twin Pack of Finest-Filters 9w PLS UV bulbs suitable for a range of pond UV clarifiers and sterilisers.

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  3. 24w UV Bulbs PLL Fitting - Twin Pack

    Twin Pack of Finest-Filters 24w PLL UV bulbs suitable for a range of pond UV clarifiers and sterilisers.

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  4. 36w UV Bulbs PLL Fitting - Twin Pack

    Twin Pack of Finest-Filters 36w PLL UV bulbs suitable for a range of pond UV clarifiers and sterilisers.

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  5. 5w UV Bulbs PLS Fitting - Twin Pack

    Twin Pack of Finest-Filters 5w PLS UV bulbs suitable for a range of pond UV clarifiers and sterilisers.

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  6. 7w UV Bulbs PLS Fitting - Twin Pack

    Twin Pack of Finest-Filters 7w PLS UV bulbs suitable for a range of pond UV clarifiers and sterilisers.

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  7. 18w UV Bulbs PLL Fitting - Twin Pack

    Twin Pack of Finest-Filters 18w PLL UV bulbs suitable for a range of pond UV clarifiers and sterilisers.

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  8. 11w UV Bulbs PLS Fitting - Twin Pack

    Twin Pack of Finest-Filters 11w PLS UV bulbs suitable for a range of pond UV clarifiers and sterilisers.

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  9. 18w UV Steriliser / Clarifier for Aquarium And Pond Fish Tank UVC
    Rating:
    91 % of 100

    You are purchasing a high quality 18w UV steriliser suitable for use with all types of Freshwater aquariums and ponds.

    UV Sterilisers are long renown for reducing algae and green water in ponds, and maintaining clear water in aquariums. UV sterilisers also help to control fish diseases, by reducing the level of bacteria and pathogens in the water.

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  10. 24w UV Steriliser / Clarifier for Aquarium And Pond Fish Tank UVC

    You are purchasing a high quality 24w UV steriliser suitable for use with all types of Freshwater aquariums and ponds.

    UV Sterilisers are long renown for reducing algae and green water in ponds, and maintaining clear water in aquariums. UV sterilisers also help to control fish diseases, by reducing the level of bacteria and pathogens in the water.

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  11. 36w UV Steriliser / Clarifier for Aquarium And Pond Fish Tank UVC

    You are purchasing a high quality 36w UV steriliser suitable for use with all types of Freshwater aquariums and ponds.

    UV Sterilisers are long renown for reducing algae and green water in ponds, and maintaining clear water in aquariums. UV sterilisers also help to control fish diseases, by reducing the level of bacteria and pathogens in the water.

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  12. 55w UV Steriliser / Clarifier for Aquarium And Pond Fish Tank UVC

    You are purchasing a high quality 55w UV steriliser suitable for use with all types of Freshwater aquariums and ponds.

    UV Sterilisers are long renown for reducing algae and green water in ponds, and maintaining clear water in aquariums. UV sterilisers also help to control fish diseases, by reducing the level of bacteria and pathogens in the water.

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  13. 72w UV Steriliser / Clarifier for Aquarium And Pond Fish Tank UVC

    You are purchasing a high quality 72w UV steriliser suitable for use with all types of Freshwater aquariums and ponds.

    UV Sterilisers are long renown for reducing algae and green water in ponds, and maintaining clear water in aquariums. UV sterilisers also help to control fish diseases, by reducing the level of bacteria and pathogens in the water.

    Learn More
  14. 110w UV Steriliser / Clarifier for Aquarium And Pond Fish Tank UVC

    You are purchasing a high quality 110w UV steriliser suitable for use with all types of Freshwater aquariums and ponds.

    UV Sterilisers are long renown for reducing algae and green water in ponds, and maintaining clear water in aquariums. UV sterilisers also help to control fish diseases, by reducing the level of bacteria and pathogens in the water.

    Learn More
  15. Replacement 5w UV Bulb - PLS Fitting

    The Finest Filters replacement UV bulbs will fit many of the popular brands of UV sterilizer. Please check what wattage and fitting type of bulb you currently have in your unit before ordering. Detailed sizes and specifications are available below for this bulb.

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  16. Replacement 7W UV Bulb - PLS Fitting

    The Finest Filters replacement UV bulbs will fit many of the popular brands of UV sterilizer. Please check what wattage and fitting type of bulb you currently have in your unit before ordering. Detailed sizes and specifications are available below for this bulb.

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  17. Replacement 9W UV Bulb - PLS Fitting
    The Finest Filters replacement UV bulbs will fit many of the popular brands of UV sterilizer. Please check what wattage and fitting type of bulb you currently have in your unit before ordering. Detailed sizes and specifications are available below for this bulb. Learn More
  18. Replacement 11W UV Bulb - PLS Fitting

    The Finest Filters replacement UV bulbs will fit many of the popular brands of UV sterilizer. Please check what wattage and fitting type of bulb you currently have in your unit before ordering. Detailed sizes and specifications are available below for this bulb.

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  19. Replacement 13w UV Bulb - PLS Fitting

    The Finest Filters replacement UV bulbs will fit many of the popular brands of UV sterilizer. Please check what wattage and fitting type of bulb you currently have in your unit before ordering. Detailed sizes and specifications are available below for this bulb.

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  20. Replacement 18W UV Bulb - PLL Fitting

    The Finest Filters replacement UV bulbs will fit many of the popular brands of UV sterilizer. Please check what wattage and fitting type of bulb you currently have in your unit before ordering. Detailed sizes and specifications are available below for this bulb.

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  21. Replacement 24W UV Bulb - PLL Fitting

    The Finest Filters replacement UV bulbs will fit many of the popular brands of UV sterilizer. Please check what wattage and fitting type of bulb you currently have in your unit before ordering. Detailed sizes and specifications are available below for this bulb.

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  22. Replacement 36W UV Bulb - PLL Fitting

    The Finest Filters replacement UV bulbs will fit many of the popular brands of UV sterilizer. Please check what wattage and fitting type of bulb you currently have in your unit before ordering. Detailed sizes and specifications are available below for this bulb.

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  23. Replacement 6w UV Bulb - Linear Type

    The Finest Filters replacement UV bulbs will fit many of the popular brands of UV sterilizer. Please check what wattage and fitting type of bulb you currently have in your unit before ordering. Detailed sizes and specifications are available below for this bulb.

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  24. Replacement 15w UV Bulb - Linear Type

    The Finest Filters replacement UV bulbs will fit many of the popular brands of UV sterilizer. Please check what wattage and fitting type of bulb you currently have in your unit before ordering. Detailed sizes and specifications are available below for this bulb.

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  25. Replacement 25w UV Bulb - Linear Type

    The Finest Filters replacement UV bulbs will fit many of the popular brands of UV sterilizer. Please check what wattage and fitting type of bulb you currently have in your unit before ordering. Detailed sizes and specifications are available below for this bulb.

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  26. Replacement 30w UV Bulb - Linear Type

    The Finest Filters replacement UV bulbs will fit many of the popular brands of UV sterilizer. Please check what wattage and fitting type of bulb you currently have in your unit before ordering. Detailed sizes and specifications are available below for this bulb.

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  27. Replacement 55w UV Bulb - Linear Type

    The Finest Filters replacement UV bulbs will fit many of the popular brands of UV sterilizer. Please check what wattage and fitting type of bulb you currently have in your unit before ordering. Detailed sizes and specifications are available below for this bulb.

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  28. 11w 4 Pin UV Bulb Suitable for Laguna Pressure Flo 2500 / 5000

    Finest Filters quality replacement UV bulbs compatible with Laguna Pressure Flo 2500 and 5000 pond filters. These bulbs have a 4 pin fitting at one end and are a perfect replacement for your Laguna Pressure Flo pond filter.

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  29. 20w 4 Pin UV Bulb Suitable for Laguna Pressure Flo 8000

    Finest Filters quality replacement UV bulbs compatible with Laguna Pressure Flo 8000 pond filters. These bulbs have a 4 pin fitting at one end and are a perfect replacement for your Laguna Pressure Flo pond filter.

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  30. 25w 4 Pin UV Bulb Suitable for Laguna Pressure Flo 12000

    Finest Filters quality replacement UV bulbs compatible with Laguna Pressure Flo 12000 pond filters. These bulbs have a 4 pin fitting at one end and are a perfect replacement for your Laguna Pressure Flo pond filter.

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  31. Replacement 5W UV Bulb - 4 Pins At One End

    The Finest Filters replacement UV bulbs will fit many of the popular brands of UV sterilizer. Please check what wattage and fitting type of bulb you currently have in your unit before ordering. Detailed sizes and specifications are available below for this bulb.

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31 Items

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