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Pond
Marine
Freshwater
Aquatics Services

Pond
Marine
Freshwater
Aquatics Services

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Koi Pond Filters
Pressurised Pond Filters
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OASE

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OASE BioPress Range | Pressurised Pond Filters with Integrated UVC

Price range: £184.99 through £314.99

OASE ProfiClear Premium DF-XL Gravity-Fed | Drum Filter Unit

£7,091.99

OASE ProfiClear Premium XL Moving Bed | Biological Filter Chamber

£2,465.99

OASE Pre‑Formed Pond 1000L

£260.99

OASE Pre‑Formed Pond 750L

£233.99

OASE Pre‑Formed Pond 500L

£123.99

OASE Pre‑Formed Pond 250L

£84.99

OASE Pre‑Formed Pond 150L

£65.99

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

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Alkalinity Converter
Volume Calculator
Aquarium Log
Salinity Calculator

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