Best Aquarium Uv Clarifier Deals Online in the UK (24 Deals Found)

Last Updated - 29/10/2026 Sort By:

Best Choice
BORDRISE

New
Internal UV Fish Tank Filter, 5-in-1 Aquarium Filter Pump with UV Steriliser, Multi-Mode Water Pump for Freshwater & Sal
【5-in-1 Multi-Function】Our aquarium filter integrates five essential functions into one compact unit—filtration, oxygena

£21.99
Harune

New
Harune Internal Fish Tank UV Sterilizer Light 6W with Timer
Powerful UV Sterilizer Light for Aquarium Water: Helps maintain clearer aquarium water by reducing green water, algae bl

£26.99
New
UV Steriliser / Clarifier for Aquarium And Pond Fish Tank UVC 18w / 36w 3000L
You are purchasing a high quality UV steriliser suitable for use with all types of Freshwater aquariums and ponds.

£47.99
Vutlace

New
Internal UV Fish Tank Filter with UV Light, 5-in-1 Aquarium Filter Pump, Timer Controller and Visible UV Window, Multi-M
【Multi-functional】This aquarium filter integrates five core functions: filtration, UV sterilization, oxygenation, water

£23.99
25% Off

New
Fluval UVC In-Line UV Clarifier Aquarium Clear Water Greenwater Filter Fish Tank
Fluval UVC In-Line Clarifier.

£69.65 £92.99
Best Value
Zhwidnerso

New
Zhwidnerso Internal Fish Tank Filter, Aquarium Filter with UV Steriliser Turns Green Water to Clear for 15-80L Aquarium,
【Clean and Healthy Water Quality】The small fish tank filter can effectively remove odors and refresh water quality, sign

£19.99 £25.99
allpondsolutions

New
allpondsolutions 36w UV Light Steriliser for Pond & Aquarium - CUV-136 Fish Tank & Pond Clarifier - Helps Remove Algae a
Suitable for Pond Sizes up to 20,000 Litres. Through Flow sterilisation at 4500 L/H

£69.99
New
Pond / Aquarium UV Light Steriliser - Ultra Violet Clarifier - Koi Fish Filter
The AllPondSolutions UV Light Steriliser range have a unique design which feeds the water through a special helix.

£89.99
Harune

New
Harune Aquarium UV Sterilizer Light 3W with Timer, Fully Submersible Aquarium Water Clarifier for Fish Tanks 16–94L, Hel
UV Sterilizer Light for Clearer Aquarium Water: Designed to improve water clarity by reducing green water, algae-related

£24.99
New
Aquarium UV Steriliser Lamp External Filter Algae & Bacteria Control
🐟Aquarium UV Steriliser Lamp – External Filter Water Clarifier.

£42.98
OsAtNb

New
Aquarium UV Light Steriliser UV Sterilization Fish Tank Clarifier UVC Filters Aquarium Water Clarifiers UV Fish Tank Fil
Clear Water – Adding a Aquarium UV Steriliser Light Filter will help keep aquarium water looking crystal clear and rovid

£29.99
Fluval

New
Fluval In-Line UVC Clarifier for Aquariums, UVC Clarifier with CCFL Lamp Technology
A chemical-free and maintenance-free way to purify water

£66.79
New
Innovative 4 Mode UV Water Clarifier for Fish Tanks - Safe, Efficient, Compact
Whether you're a seasoned aquarist or just starting, this compact device is designed to enhance the beauty and health of

£54.99
allpondsolutions

New
AllPondSolutions Pond UV Light Steriliser Clarifier Filter, 7w - Helps Remove Algae and Greenwater
The AllPondSolutions 7w UV Steriliser's Ultra Violet Clarifier (UVC) continues to form a key element of a clear water sy

£39.99
New
Fluval UVC Clarifier Steriliser 3w In-Line for tanks up to 400L (A198 / 2024)
2024 Updated Model A198.

£68.49 £72.95
Fluval

New
Fluval UVC in-Line Clarifier 3W Low Energy UV Sterilizer, Up to 100 Gallons, for All 6 and 7 Series Filters
Destroys floating bacteria and algae in the water column

£64.89
New
Jebao PU-9 Ultra Violet Clarifier 9w UVC Green Algae Water Garden Koi Fish Pond
Jebao PU - 9 Natural Water UV Clarifier - 9 Watts.

£44.95
New
Fluval FX UV Steriliser Clarifier Aquarium Clear Water Fish Tank FX2 FX4 FX5 FX6
Fluval FX UVC In-Line Clarifier for tanks up to 1500L.

£109.99
New
Aquarium UV light Sterilizer Water Clarifier UV Light Clean Green Algae Pet Dog

£21.89
New
Fish Tank AllPondSolutions 36w Pond & Aquarium UV Steriliser CUV-236
The sterilizer is also supplied with a separate glass viewport which can be used to replace one of the hosetails for use

£89.99
New
Fish Tank UV for Crystal Clear Water 11W Oase ClearTronic 11 Watt Free Delivery
Brand new in box never used

£47.49
New
Fish Tank AllPondSolutions 7w Pond & Aquarium UV Steriliser CUV-207
The UV light causes algae (green water) to clump together (flocculate) so that they can be sieved out of the water by th

£39.99
New
Fish Tank AllPondSolutions 24w Pond & Aquarium UV Steriliser CUV-224
The sterilizer is also supplied with a separate glass viewport which can be used to replace one of the hosetails for use

£84.99
New
Fish Tank AllPondSolutions 36w Pond & Aquarium UV Steriliser CUV-136
The AllPondSolutions CUV-136 36w UV Light Steriliser.

£69.99

24 Aquarium Uv Clarifier deals are available from: Amazon, eBay stores, starting from £19.99.
The biggest discount we found is 25% on Fluval UVC In-Line UV Clarifier Aquarium Clear Water Greenwater Filter Fish Tank at eBay.
The lowest price we found is £19.99 while the highest is £109.99.
Prices for the best Aquarium Uv Clarifier deals average at £53.04.
Last updated on October 29, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Aquarium Uv Clarifier.