Pond water clarifiers in comparison
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Last updated on 17.10.2026
1
Envii Pond Klear - Natural Green Pond Water Treatment, Clears Green and Murky Water for Crystal Clear Healthy Water, Safe for all Fish and Wildlife -1L Treats 40,000 Litres
envii
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To the product (3 offers)
9,9
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2
API Pond ACCU-Clear Water Clarifier for Ponds, 1.89 Litre Bottle
API
free shipping
To the product (2 offers)
9,8
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3
Evolution Aqua Pond Bomb & Sludge Bomb Duo Pack
Evolution Aqua
free shipping
To the product (4 offers)
9,6
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4
AquaDesign CLEAR POND Water Clarifier 2500ml - Clears Green & Cloudy Water - TREATS 12,500L
AquaDesign
free shipping
To the product (1 offer)
9,5
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5
Blagdon Inpond 5-in-1 3000, 10w Pond Pump and Filter with UV Clarifier, LED Light, 3 Fountain Heads, for Ponds Up to 3,000L
Blagdon
free shipping
To the product (4 offers)
9,5
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6
allpondsolutions 36w UV Light Steriliser for Pond & Aquarium - CUV-136 Fish Tank & Pond Clarifier - Helps Remove Algae and Greenwater
allpondsolutions
free shipping
To the product (3 offers)
9,4
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7
Oase AquaActiv PondClear Pond Water Clarifier 500ml
Oase
free shipping
To the product (2 offers)
9,4
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8
Jebao 18w UVC Water Pond Clarifier Light Steriliser - Fish, Koi & Garden #PU-18
Jebao
free shipping
To the product (1 offer)
9,2
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9
Swell Control Green Water 2 Pack. Pond Clear Water Treatment and Pond Cleaner
Swell UK
free shipping
To the product (3 offers)
9,2
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10
NT Labs Koi Care Mediclay Powder (5kg) | Montmorillonite clay polishes water clarity, brightens fish colours and stimulates a healthy appetite in koi ponds.
NT Labs
free shipping
To the product (1 offer)
9,2
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You might also be interested in these pond water clarifiers.
Seachem Pond Prime Water Conditioner, 1 Litre
A Fantastic Pond product from Seachem A complete pond water conditioner Removes Chlorine , Chloramine , detoxifies Nitrite and Ammonia
£ 32.95
free shipping
To the product (2 offers)
Sixyear Evolution Aqua 55W UV Bulb Replacement for UVC Pond Water Clarifier
Replacement UV Bulb for Evolution Aqua UV Clarifier. 55W UV Bulb.
£ 25.99
free shipping
To the product (2 offers)
Greena Fountain Clear Water Clarifier - Effective Water Feature Treatment for Enhanced Water Clarity, Eco-Friendly Solution for Clean and Clear Water 500 ml (1)
Introducing the Greena Fountain Clear Water Treatment Solution, a premium addition to your water garden care routine.
£ 12.99
free shipping
To the product (4 offers)
Good Ideas 60 Seconds Eco Pond Clear – Pond Clear Water Treatment – Natural Organic Algae and Weed Remover with Microbes for Ponds, Fountains & Lakes – Safe for Fish and Plants
NATURAL MICROBES FOR ORGANIC CLEANING: This pond water treatment uses live microbes to break down scum, algae, and organic waste.
£ 12.99
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To the product (1 offer)
Natural Water Feature Cleaner Keeps Water Features Clear (100g)
Helps keep water features clean and clear Add one tablespoon (16g) per 5 litres of water.
£ 12.95
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To the product (3 offers)
Nualgi Pond Care Natural Pond Cleaner, 60ml, Clarifier for Fish Ponds, Safe for All Aquatic Life Including Koi, Pond Water Clarifier Treats Up to 60,000 Gallons
REPLICATE NATURE FOR CLEAR WATER: Patented nano-nutrient formula fuels beneficial diatoms that naturally absorb excess nutrients, leaving your pond sparkling clean without synthetic additives.
£ 47.70
free shipping
To the product (1 offer)
Evolution Aqua 30W UV Bulb Replacement for UVC Pond Water Clarifier
Replacement UV Bulb for Evolution Aqua UV Clarifier. 30W UV Bulb.
£ 19.99
free shipping
To the product (2 offers)
Finest-Filters 30W UV Bulb Replacement (Linear 2 Pin) Bulb for UVC Clarifiers Pond Water Clarifier Sterilizers
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.
£ 14.99
free shipping
To the product (1 offer)
27% off
Water and Wastewater Engineering Technology
CRC Press
£ 90.87
free shipping
To the product (2 offers)
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 Does not harm the surface of the beneficial bacteria The UVC unit is multi-directional and works in both directions Up to 80% lower operating costs than comparable cleaning systems International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.
£ 73.49
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To the product (2 offers)
Algone Aquarium Water Clarifier and Nitrate Remover, 6 Filter Pouches
Creates crystal-clear water Safe for aquatic plants Clears cloudy water Clears green water Treats 330 gallons
£ 19.13
free shipping
To the product (1 offer)
Aquarium UV Sterilizer Light, 9/15/ 22W ABS Fish Tank Water Clarifier, UV Double Tube Light Algae Remover with 3/6/ 12/ 24h External Timing Controller for Aquarium Pond
High Quality:ABS Plastic Shell Protective Cover, IPX68 waterproof, the Back Side Is Illuminated to Avoid Ultraviolet Light Direct Rays
£ 26.99
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To the product (2 offers)