biOrb Moss pebbles (46084) Juwel Aquariums the weighted bottom will ensure

the weighted bottom will ensure the sea fan stays upright

The Bio-Polymer acts as a primary food source to encourage healthy bacterial colonisation which in turn assimilates or fixes Nitrate and Phosphate as that population grows

The heater is automatic

Use in a fine mesh filter bag

if you want to raise your alkalinity by 1 meq/L in a 50 gallon tank

biOrb Moss pebbles (46084) Juwel Aquariums the weighted bottom will ensureWith a natural moss look, add these to the bottom of your aquarium to create the perfect aqua scape. Suitable for all aquariums and not just limited to biOrbs these Moss pebbles are sure to liven any aquarium.