Best Pond Care Water Treatment Deals Online in the UK (24 Deals Found)

Last Updated - 23/09/2026 Sort By:

Best Choice
envii

New
Envii Pond Klear - Natural Green Pond Water Treatment, Clears Green and Murky Water for Crystal Clear Healthy Water, Saf
Clears Green & Murky Pond Water - Pond Klear clears green and murky water by targetting microscopic particles and nutrie

£16.95
AquaDesign

New
AquaDesign POND SAFE 1000ML Pond Tap Water Conditioner Dechlorinator Chlorine Remover TREATS 25,000 Litres
Removes chlorine, chloramine and heavy metals

£14.99
New
Envii Algae Klear Xtra Pond Blanketweed Algae Treatment All Year Round Fish Safe
Envii Algae Klear Xtra.

£20.95
Blagdon

New
Blagdon Green Away Pond Water Treatment, Clears Green Water and Suspended Algae Particles, Natural, Plant Friendly, Safe
CLEARS GREEN POND WATER – Green Away rapidly clears green water by clumping together suspended particles of algae causin

£7.95
New
Tetra Pond Aquasafe Water Conditioner Dechlorinator Treatment Fish Koi Clarity
Tetra Pond AquaSafe makes tap water safe for fish, and reliably protects fish and plants in ponds against harmful substa

£8.99
Blagdon

New
Blagdon Clear Pond Water Treatment, 250 ml, Clears Dirty Green or Brown Cloudy Water Quickly, Natural, Wildlife Safe, Ha
CLEARS DIRTY POND WATER - Clear Pond rapidly clears green, cloudy, dirty or milky water by clumping together suspended p

£8.59
Best Value
Newpie

New
Muck Reducer - Pond Clear Water Treatment 1LB Natural Sludge Solution Tablets for Ponds & Lakes, Chemical-Free & Safe fo
Advanced Enzyme-Powered Pond Cleaner Formula:Our innovative pond cleaner features a professional-grade enzyme blend form

£16.99 £19.99
New
AquaDesign POND SAFE 1000ML Fish Tap Safe Water Dechlorinator TREATS 25,000Litre
Your pond is a sanctuary of natural beauty, and AquaDesign Pond Tap Safe is here to ensure that it remains just that.

£14.99
AquaDesign

New
AquaDesign POND SAFE 2500ML Pond Tap Water Conditioner Dechlorinator Chlorine Remover TREATS 62,500 Litres
Removes chlorine, chloramine and heavy metals

£19.99
New
BACTOPLUS FRESH PSB LIVING BACTERIA WATER TREATMENT KOI FISH SAFE POND FILTER 2L
Improves water quality and clarity by removing ammonia and other organic waste from your pond water, resulting in a heal

£27.99
envii

New
Envii Pond Klear - Natural Green Pond Water Treatment, Clears Green and Murky Water for Crystal Clear Healthy Water, Saf
Clears Green & Murky Pond Water - Pond Klear clears green and murky water by targetting microscopic particles and nutrie

£12.95 £13.95
CLEAR waters

New
CLEAR waters Blanket Weed Treatment for Ponds – 1L Bucket to Treat 10,000 / Maintain 80,000L – Quick Action Pond Weed Tr
Not for use in ornamental ponds when frogs/toads spawning as they will want to lay their eggs in the blanked weed. Not f

£20.95
New
Swell UK Pond Care Bundle - Control Blanketweed, Greenwater & Sludge Treatments
6 x Blanketweed Single Sachets.

£24.29
envii

New
Envii Pond Klear Xtra – Strong Pond Clear Water Treatment, Naturally Clears Green Pond Water – Treats Up To 100,000 litr
Multipurpose Pond Treatment – Pond Klear Xtra is a multipurpose treatment helping clear green & murky water, maintain he

£31.95
New
AquaDesign POND SAFE 2500ml Fish Tap Safe Water Dechlorinator TREATS 62,500Litre
Your pond is a sanctuary of natural beauty, and AquaDesign Pond Tap Safe is here to ensure that it remains just that.

£19.99
AquaDesign

New
AquaDesign CLEAR POND Water Clarifier 2500ml - Clears Green & Cloudy Water - TREATS 12,500L
AquaDesign POND CLEAR removes haze, cloudiness and green water

£19.99
New
TAP Pond Formalin Fish Parasite Fluke Slime Disease Treatment for Koi
TAP POND DOCTOR FORMALIN.

£8.95
New
Pond Salt Natural Koi Fish Tonic Treatment Superfish Pure Crystals 10kg Medicine
Superfish Pure Natural Pond Tonic Salt Crystals.

£17.75
New
COLOMBO MORENICOL LERNEX PRO POND WATER TREATMENT FISH FLUKE 1000ML PARASITE
Colombo Morenicol Lernex Pro is the new and improved version of the Colombo Morenicol Lernex, developed with the most re

£69.99
New
Carp pond water treatment 30% solution, 5 litre, Biocide
Useful as a disinfecting agent for your pond water against parasites such as.

£34.99
New
AquaDesign POND SAFE 500ML Fish Tap Safe Water Dechlorinator TREATS 12,500Litre
Your pond is a sanctuary of natural beauty, and AquaDesign Pond Tap Safe is here to ensure that it remains just that.

£10.99
New
NT Labs Koi Care Mediclay 1.5kg
Improves overall heath and colouration.

£93.19
New
KUSURI Klear 1 litre Filter Starter Booster
The KUSURI 1 litre Filter Starter Booster eliminates toxic Ammonia and Nitrite with Denitrifying Bacteria.

£41.76
New
Aquasphere Pro Biodegradable Pond Treatment 3-Pack 1,000 Gal Each Sphere
Say goodbye to cloudy water and hello to a thriving aquatic ecosystem.

£92.27

24 Pond Care Water Treatment deals are available from: Amazon, eBay stores, starting from £7.95.
The biggest discount we found is 15% on Muck Reducer - Pond Clear Water Treatment 1LB Natural Sludge Solution Tablets for Ponds & Lakes, Chemical-Free & Safe for Fish, Pets & Wildlife,500 Tablets at Amazon.
The lowest price we found is £7.95 while the highest is £93.19.
Prices for the best Pond Care Water Treatment deals average at £27.43.
Last updated on September 23, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Pond Care Water Treatment.