A top up for any D.I. filter. Contains either 1 or 5 litres or mixed bed resin which will remove both anions and cations and ideally used as a second stage treatment for R.O. water.
At Discover Aquatics we don't sell water purification products. But we highley recommend you buy this product from Fish Fur and Feather .
Fish Fur and Feather are a leading UK on-line supplier of aquarium and pet products. They offer a fast and efficient service at prices you'll find hard to resist. They also offer free delivery on orders over £50.
Click here for more information and discounted prices.