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Platinum Trusted Service, based on over 31,000 reviews.

Swell UK - the UK's biggest supplier of pond and aquarium equipment

Pond Sale, huge savings on Swell pond products. Click to shop.Pond Sale, huge savings on Swell pond products. Click to shop.
Click to shop pond essentials.Click to shop pond essentials.
Click to shop freshwater aquarium essentials.Click to shop freshwater aquarium essentials.
Click to shop saltwater aquarium essentials.Click to shop saltwater aquarium essentials.
Shop Aquatic Livestock. Click to shop live fish online: pond fish (Koi fish), marine fish, coldwater fish and tropical fish.Shop Aquatic Livestock. Click to shop live fish online: pond fish (Koi fish), marine fish, coldwater fish and tropical fish.
Click to check codes: Up to £12 off your order with Spend and Save codes. Get discounts on pond and aquarium products.Click to check codes: Up to £12 off your order with Spend and Save codes. Get discounts on pond and aquarium products.
Pond Offer: Shop BOGOF deals, buy one get one free. Pond UV Bulb, pond treatment, barley straw for ponds and more.Pond Offer: Shop BOGOF deals, buy one get one free. Pond UV Bulb, pond treatment, barley straw for ponds and more.
Pond Offer: Shop multibuy deals. Save from 5% to 20% OFF when buying live fish, pond treatment and others.Pond Offer: Shop multibuy deals. Save from 5% to 20% OFF when buying live fish, pond treatment and others.

Aquarium Categories

Shop all aquarium  >

Click to shop Swell Visual Fish Feeder for only £69.99Click to shop Swell Visual Fish Feeder for only £69.99

Marine Categories

Shop all marine  >

New in: Red Sea ReefLed G2New in: Red Sea ReefLed G2
New in: Red Sea Reefrun G2 DC PumpNew in: Red Sea Reefrun G2 DC Pump

Selected for you

Check out these products we think you'll like.

  1. Swell Pond Vacuum Cleaner
    Swell Pond Vacuum Cleaner
    Rating:
    97 % of 100
    110 Add Your Review
    From £79.99 Regular Price £142.99 Save £63.00
    In stock
  2. Swell Pond Skimmer 3000
    Swell Pond Skimmer 3000
    Rating:
    94 % of 100
    22 Add Your Review
    From £58.49 Regular Price £89.99 Save £31.50
    In stock
  3. Swell External Canister Filter
    Swell External Canister Filter
    From £69.99 Regular Price £104.99 Save £35.00
    In stock
  4. Swell Control Green Water
    Swell Control Green Water - 6 Pack - BOGOF
    Rating:
    95 % of 100
    79 Add Your Review
    From £12.99 Regular Price £21.98 Save £8.99
    In stock
  5. Swell Internal Filter
    Swell Internal Filter
    From £7.99 Regular Price £11.99 Save £4.00
    In stock
  6. Swell 28cm Cube Tropical LED Aquarium Kit 25L
    Swell 28cm Cube Tropical LED Aquarium Kit 25L
    Rating:
    100 % of 100
    5 Add Your Review
    From £54.99 Regular Price £89.99 Save £35.00
    In stock

Aquarium Categories

Shop all aquarium  >

At Swell UK, we specialise in high-quality pond and aquarium supplies for everyone from seasoned aquatic enthusiasts to complete beginners. Whether you're building a garden pond or setting up a tropical fish tank, our range includes everything from durable pond liners and reliable pumps to stylish aquariums and essential water treatments — all designed to help you create a healthy, thriving aquatic environment.

'excellent'

the prices were very competitive, in fact cheaper than Amazon even added the delivery cost.

'Really happy with products'

This was the only place that had everything I wanted in stock, and it arrived in record speed

'Excellent item and service'

Service excellent

'Swell do it well'

This is my favourite shop. All items pristine and very well packed. Would recommend to any fish enthusiast

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