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Welcome to Complete Aquatics

Early Black Friday Deals

Save BIG on BIG Names

Welcome to our new website

Many more features and exciting offers on the way

Existing customers please reset your password here

New Website Sale NOW ON!

Black Friday Deals

Save BIG on BIG Names

10% OFF MOST PRODUCTS SITE WIDE + Many More BIGGER! SUPER! Deals 

Welcome to our new website

Many more features and exciting offers on the way

Existing customers please reset your password here

New Website Sale NOW ON!

Biomaster External Filters

Heated, Powerful and Super Efficient!

Super Shrimp Foods From Shrimp King

Christmas Deals

Merry Christmas To All Our Customers

Check Out Our Christmas Offers

Welcome to our new website

Many more features and exciting offers on the way

Existing customers please reset your password here

New Website Sale NOW ON!

Biomaster External Filters

Heated, Powerful and Super Efficient!

Super Shrimp Foods From Shrimp King

Welcome to our new website

Many more features and exciting offers on the way

Existing customers please reset your password here

New Website Sale NOW ON!

Fluval Aquasky

Customise colours and set weather effects all from your phone.

REEFER MAX Series

Plug & Play smart reef systems

Say hello to the premium REEFER MAX series, featuring REEFER G2+ systems in a fully-equipped, cost-effective, Plug & Play configuration that includes the ReefLED, the ReefWave, the ReefMat, the REEFER DC Skimmer, the ReefRun DC Pump and the ReefATO+!

Spring Saver

Aqua One Oak Style

Ciano Aqua Aquariums

Take a step into Aquatics with Ciano

Biomaster External Filters

Heated, Powerful and Super Efficient!

Early Black Friday Deals

Save BIG on BIG Names

Welcome to our new website

Many more features and exciting offers on the way

Existing customers please reset your password here

New Website Sale NOW ON!

Now Accepting Apple Pay and Google Pay

*Compatible only with Google and Apple devices with Google Pay enabled and Apple Wallet*

REEFER MAX Series

Plug & Play smart reef systems

Say hello to the premium REEFER MAX series, featuring REEFER G2+ systems in a fully-equipped, cost-effective, Plug & Play configuration that includes the ReefLED, the ReefWave, the ReefMat, the REEFER DC Skimmer, the ReefRun DC Pump and the ReefATO+!

Autumn Saver

Aqua One Oak Style

Ciano Aqua Aquariums

Take a step into Aquatics with Ciano

Biomaster External Filters

Heated, Powerful and Super Efficient!

BUNDLE BUILDER

Find Your Perfect Aquarium!

Build a Bundle and Save!

Biomaster External Filters

Heated, Powerful and Super Efficient!

Super Shrimp Foods From Shrimp King

Found It Cheaper Elsewhere? We'll Price Match It

Finance Available On Orders Over £280

   
 

Aquarium Supplies at Complete Aquatics

Buy Marine Aquariums, Tropical Aquariums, Pond Supplies, Terrariums, Vivariums and More....

Complete Aquatics is an online superstore, specialising in marine aquariums, tropical aquariums and fish tanks, as well as a huge range of aquarium supplies, ranging from fish tank lighting, pumps and internal and external filters.

We only stock fish aquarium equipment by leading, trusted brands, such as Fluval, Red Sea, Juwel, Marina, Biorb, and many more.

If you can’t find the product that you are looking for then simply get in touch with us and we’ll be happy to help.

Although our prices are extremely competitive, we run regular online special offers, so you can regularly grab yourself a fantastic bargain. When you also add free delivery in the UK, with orders over £50, why would you shop anywhere else for your aquarium equipment and fish tank needs?

Finance is provided by Omni Capital Retail Finance Ltd which is a credit provider/lender. Aqualease Ltd t/a Complete Aquatics does not receive payment for introducing customers to Omni Capital Retail Finance. Omni Capital Retail Finance Ltd finance options are subject to individual status; terms and conditions apply. Omni Capital Retail Finance Ltd is registered in England and Wales with company number 7232938. Registered address: 10 Norwich Street, London, EC4A 1BD.

Authorised and regulated by the Financial Conduct Authority, Firm Reference Number: 720279.