07514873125

Pond
Marine
Freshwater
Aquatics Services

Pond
Marine
Freshwater
Aquatics Services

Products search

Reset all×
Diffusers×
Blagdon×
Kusuri×
OASE×

Reset all×
Diffusers×
Blagdon×
Kusuri×
OASE×

Product categories

Controllers
OASE Spares
Spares & Parts
Air Pumps
Air Pump Kits
Diffusers
Spare Parts / Service Kits
Biomedia
Foam Sets
Koi Pond Filters
Pond Box Filters
Pressurised Pond Filters
Pump and Filter Kits
Specialist
Filter Pumps
Floating Fountains
Fountain Pumps
Fountain Set
Ice Preventers
Water Feature Pumps
Waterfall Pumps
Oase
Pond Water Conditioners & Buffers
Algae Control

See more See less

Price

Brands

OASE
Yamitsu

Product tags

OASE
OxyTex
Aeration

See more See less

OASE AquaOxy Aeration Bar (Large) | Pond Air Diffuser

£35.99

OASE AquaOxy Aeration Bar (Small) | Pond Air Diffuser

£28.99

OASE AquaOxy Aeration Ring 60cm | Pond Air Diffuser Ring

£83.99

OASE OxyTex 400 CWS | Bio Surface Aerator & Pond Diffuser

£125.99

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

My Account
Reward Points
Help Centre
FAQs
Contact Us

Tools

Help Guides
Alkalinity Converter
Volume Calculator
Aquarium Log
Salinity Calculator

Follow Us

Facebook X-twitter Youtube

Email

© 2026, Purewater Diagnostics