Marineland White Diamond Ammonia Neutralizing Crystals 23 oz

Offered in a range of convenient sizes, Diamond Filtration Media works faster, longer, better. Performance tested and certified effective by Marineland Labs, each has been compared against the leading brands of chemical filtration media.White Diamond AmmoniaNeutralizing Crystals are ideal for all freshwater aquariums and ponds. White Diamond removes up to 4 times more deadly ammonia to keep water clean and fishsafe. It protects against sudden ammonia "spikes" and helps control the presence of ammonia...especially during the breakin period.

Offered in a range of convenient sizes, Diamond Filtration Media works faster, longer, better