Pond & Aquatic Supplies: Pumps, Liners, Filters and more!

Swell UK

Find What You're Looking For:

Fish Tanks

From 10L to 350L, for the beginner to the expert, you will find the perfect tank here, at the right price.

Pond Filters

Huge range of Pond Filters available from Swell UK, including the leading brands such as Oase, Fishmate & Hozelock.

Pond Liners

Pond Liners available from Swell UK, including a 25 year, 40 year, or even a Lifetime Guarantee, plus underlay!


Aquarium Filters

The right filtration system for any size home aquarium, whether it's a tropical paradise or a stunning reef system.


Pond Pumps

A great range of Pond Pumps from all the leading manufacturers, all available at Swell UK, with great prices!


Marine Salt

Great range of Marine salt available, with free next day delivery and a variety of types to choose from.


Aquarium Lighting

Fish Tank Lighting at discounted prices. Call our resident experts for further information and advice.


Pond Fish Food

Swell UK have a range of foods from leading brands, such as Tetra and Nishikoi, as well as our own Swell range.

Buy One, Get One Free!

Three styles of basket, multiple sizes, all on buy one, get one free - we have the right one just for your pond

Swell Plant Baskets

Unslightly green algae causing problems? Simple, natural, effective barley straw bales just pop into the water or the filter chamber.

Swell Barley Straw Bales

Sludge? Blanketweed? Swell Pond Treatments can help you to combat these common pond problems, on a buy one get one free offer!

Swell Pond Treatments

Replace your UV tubes to keep your water looking clean and crisp - we recommend every 6 months to ensure the best quality water.

Swell UV Tubes

Swell UK - Pond and Aquarium Supplies

Swell UK has been one of the leading suppliers of the very best pond and indoor aquarium equipment in the UK for a decade now.

We use our many years of pond keeping experience to bring you the very best quality pond products at great value prices. Our extensive range of pond supplies includes everything from garden pond pumps to filters all from leading brands such as Oase, Fish Mate and Blagdon and has been carefully compiled to suit all budgets. We also stock our very own range of Swell branded products including pond liners and treatments.

Similarly, we stock a terrific range of aquarium supplies. From a huge selection of fish tanks, to aquarium accessories that include fish tank lighting from specialists such as Arcadia and marine salt from leading brand, Red Sea. In total, we stock over ,000 aquarium products to keep your fish as happy and healthy as possible.

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How to treat Ich in a reef tank

Ich is an abbreviation of the word Ichthyophthirius multifiliis, the scientific name for Whitespot. Strictly speaking, Whitespot is a freshwater only disease, and the Whitespot we see on fish in marine tanks is caused by a...

How to raise Calcium in a reef tank

How to raise Calcium in a reef tank

Calcium is one of the elements we recognise the most. Its what’s in our bones and teeth, and we ourselves obtain calcium from milk and dairy. Corals need Calcium too and if they aren’t doing well, after addressing light...

What is the best powerhead for a reef tank?

What is the best powerhead for a reef tank?

Water movement is one of the most essential parts of any reef tank. Corals use water movement to bring them their food and wash away their waste, and although some corals can survive without light, none can survive without...

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