Categories: Filter Material
haqos-bio-glass-ring-1lt-500-gr-seramik-halka-142-14-K

.Highly porous, vast surface aria for adhesion of nitrifying bacteria.
.Strong structure, solid quality and not disintegrate.
.Absence of toxins and inert materials, harmless to aquatic species and never alter water PH and KH.
Excellent biological filter media for any filter system.
Suitable for both freshwater and saltwater aquarium.
Available 12mm and 16mm in diameter size
1 Litre packing (3 x packs inside)