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Aquarium Water Treatments

Shop the best prices on 12,939 great value aquarium water treatments. Shopping for aquarium water treatments is easy with Fruugo, with SALE discounts, offers and savings on CUJMH, Yegbong, Seachem and more. Buy aquarium water treatments online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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1 - 32 of 3,200
1-5x Aqua-Guardian Pro Formulas Powder Easy-to-Use Powder for Hassle-Free Care Freshwater Tank 100g
£11.95 Save £7.00 RRP: £18.95
3x Aqua-Guardian Pro Formulas Powder Easy-to-Use Powder for Hassle-Free Care Freshwater Tank
£16.95 Save £16.00 RRP: £32.95
Boyd Enterprises Red Slime Chemi Clean, 2 Grams (Treats 300 Gallons) Boyd Enterprises
£25.95 Save £11.00 RRP: £36.95
Seachem NeoPlex Broad Spectrum Antibiotic, 10 g (0.35 oz) (Pack of 1) Seachem
£16.95 Save £7.00 RRP: £23.95
Seachem MetroPlex, 5 Grams (Pack of 1)
£20.95
Powerful Aquarium Water Purification Tablet - Fast Water Purification - Aqua Safe for Fish Tank - Water Purification Tablets for Fish Tank
£9.95 Save £9.00 RRP: £18.95
Para Guard Parasite Control, 3.4 Oz (100 mL) (Pack of 1)
£15.95 Save £15.00 RRP: £30.95
Powerful Aquarium Water Purification Tablet - Fast Water Purification - Aqua Safe for Fish Tank - Water Purification Tablets for Fish Tank
£1.95 Save £14.00 RRP: £15.95
2026|1/2/3/4/5x Aqua-Guardian Pro Formulas Powder Easy-to-Use Powder for Hassle-Free Care Freshwater Tank 100g
£12.95 Save £10.00 RRP: £22.95
1-5x Powerful Aquarium Water Purification Tablet, 1-5Bottles Water Purification Tablets for Fish
£10.95 Save £5.00 RRP: £15.95
Para Guard Parasite Control, 3.4 Oz (100 mL) (Pack of 1)
£14.95 Save £16.00 RRP: £30.95
25-26 Seachem NeoPlex Broad Spectrum Antibiotic, 10 g (0.35 oz) (Pack of 1)
£38.95 Save £20.05 RRP: £59.00
Fish Tank Water Purification Tablets Contain Water Purifiers And Polycoagulants
£16.95 Save £8.00 RRP: £24.95
Aqua-Guardian Pro: Fast-Acting Algae Remover Powder for Freshwater Aquariums
£17.95
Effective Aquarium Algae Removal Powder - Safe, Fast-Acting Green Water & Moss Cleaner for Freshwater & Saltwater Tanks, Odor Reduction, Easy to Use, Yegbong
£18.95 Save £5.00 RRP: £23.95
Aquarium Snail Kill Agent Reagent Liquid Medicine Snail-killing Water Fish Tank Supplies Tool 2025
£15.95 Save £16.00 RRP: £31.95
MultiParameter Water Test Phosphate Test Strips for Fish Tanks and Pond Easy to Use, Fast Result Aquarium Test Strips
£8.95
Solar Oxygen Pump 2W Solar Pond Aerator for Aquariums and Garden Ponds with Air Tube and Bubble Stones
£29.95 Save £15.00 RRP: £44.95
Oxygen Pump High Power Ac Electromagnetic Air Pump Fish Pond Oxygen Pump Air Compressor(eu Plug)
£64.00 Save £35.00 RRP: £99.00
Powerful Aquarium Water Purification Tablet - Fast Water Purification - Aqua Safe for Fish Tank - Water Purification Tablets for Fish Tank
£8.95 Save £3.00 RRP: £11.95
Seachem Flourish Tabs, 40 Pack (Pack of 1) Seachem
£34.95 Save £14.00 RRP: £48.95
Aqua-Guardian Pro Formulas Powder Easy-to-Use Powder for Hassle-Free Care Freshwater Tank-lgy
£15.95 Save £9.00 RRP: £24.95
Yegbong Fish Tank Water Clarifier Cleans Fish Tank Stains And Sludge, Makes Water Clear And Controls The Growth Of Algae Yegbong
£18.95 Save £9.00 RRP: £27.95
16 In 1 Drinking Water Test Kit - Hofun Professional Hardness Test Kit, Tap And Well Water Hardness Test Strips, Ph, Mercury, Lead, Iron, Copper, Chlo
£34.95 Save £34.05 RRP: £69.00
Algae Removal Powder (Boxed) Contains Copper Oxide And Activated Carbon
£16.95 Save £9.00 RRP: £25.95
Aquatic-Cleaning Powder Effectively eliminates algae & reduces sludge. Sparkling Water Reflection
£8.95 Save £10.00 RRP: £18.95
Small Oxygen Pump Professional Mute Aquarium Air Pump 220V EU Plug for Fish Farming Single Hole
£1.95 Save £12.00 RRP: £13.95
Aquarium Snail Kill Agent Liquid Medicine For Fish Tanks 250ml unbrand
£8.95 Save £5.00 RRP: £13.95
Pond Care Microbial Algae Clean, 16 oz (Treats 4,800 Gallons) (Pack of 1) Pond Care
£26.95 Save £11.00 RRP: £37.95
API AlgaeFix for Freshwater Aquariums, 4 oz API
£16.95 Save £6.00 RRP: £22.95
2025 Aquarium Snail Kill Agent Reagent Medicine Snail-killing Tank Tool
£37.95 Save £41.05 RRP: £79.00
2025 13W Submersible UV Sterilizer Lamp for Fish Pond, Compatible with Brand Water Systems
£35.95 Save £38.05 RRP: £74.00