At Swell UK you can find the best range of API additives, all at our famously low prices. We all know that aquariums take a lot of care and monitoring in order to get their water chemistry just right, and API fish tank additives are the choice of many to achieve just that.
API additives are often considered to be the best, carefully formulated using over 50 years of experience to ensure the very best results in your fish tank.
From treatments to help you get on top of cloudy aquarium water by lending your filter a helping hand, to API fish tank additives that boost certain chemical factors in your water, helping you to achieve a healthier balance in your aquarium for the benefit of your fish, live plants or coral.
Getting your water chemistry just right is often said to be the key to excellent fish keeping – look after the water and the water will look after your fish. This is something API have taken to heart, developing this fantastic range to help you do just that. Of course, all products are available at their best prices from Swell UK – the home of discounted aquarium supplies of the highest quality, selected and sold by a team of fish keeping enthusiasts who only want the best for the UK fish keeping community.
£2.69 £3.59
£13.99 £22.03
