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Pond
Marine
Freshwater
Aquatics Services

Pond
Marine
Freshwater
Aquatics Services

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Product categories

Koi Foods
Pond Fish Flakes
Pond Fish Food Pellets
Sinking Pond Fish Foods
Winter Pond Fish Foods

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Brands

Evolution Aqua
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Product tags

Variety
Staple
Multi‑Season
Summer
Winter
Medikoi
Econokoi
Sturgeon
Probiotic

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Medikoi Junior Health Food 10kg

£139.99

Medikoi Junior Health Food 5kg

£79.99

Medikoi Junior Health Food 750g

£14.99

Medikoi Staple Junior 10kg

£139.99

Medikoi Staple Junior 5kg

£79.99

Medikoi Staple + Colour Enhancer Junior 3mm 700g

£14.99

Variety Pond Flake 600g

£21.99

Winter Pond Food 190g

£7.99

Summer Pond Food 190g

£7.99

Multi‑Season Pond Food 375g

£13.99

Multi‑Season Pond Food 190g

£7.99

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About Us

Purewater Diagnostics is a UK-based aquatic specialist supplying pond, aquarium, and marine equipment alongside expert water testing solutions. Known for competitive pricing and reliable service, we support hobbyists and professionals with filtration systems, treatments, and maintenance essentials to keep water environments healthy and balanced.

Address: Purewater Diagnostics, 14 Gordon Close, Haywards Heath, West Sussex, RH161ER

Our Services

Water testing & diagnostics
Pond Construction
Aquarium Maintenance
Filtration Upgrades
Equipment Repairs & Servicing
Fish & Aquarium Removals
Algae Control & Green Water Treatment
Pond Maintenance (Seasonal / Monthly)
Koi Health & Disease Treatment
Emergency Call-Out Services

Customer Services

My Account
Reward Points
Help Centre
FAQs
Contact Us

Tools

Help Guides
Alkalinity Converter
Volume Calculator
Aquarium Log
Salinity Calculator

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