D&D Treatments and Additives

Take control of your aquarium water chemistry with these brilliantly formulated D&D Treatments and additives, available at the best price from Swell UK.

D&D have poured their huge wealth of aquatics experience into creating this fantastic range of D&D additives that can make a huge difference to your water chemistry. When it comes to keeping your fish and corals alive and well, getting your water chemistry right is vital.

That’s why D&D treatments and additives are considered to be the best, split out into individual chemical treatments to boost or reduce the levels in your aquarium by themselves, rather than in sets so you can get more precise control over the quality of your water.