Harmonic Bio Bricks 500g $17.00 3 in stock Purchase this item and get 17 Points Harmonic Bio Bricks 500g quantity Add to cart Description Brand Description Bio bricks that house factories of biological bacteria to grow and flourish. 500g Brand Dalua Fresh Related products Quick View 7 Points Quick View Fluval C2 Ammonia Remover 3 x 90g $7.00 Add to cart Quick View 33 Points Quick View 540g Mixed Bed Colour Changing DI Resin $33.00 Add to cart Quick View 234 Points Out of Stock Quick View PhosBan 1200g $234.00 Read more Quick View 50 Points Quick View Aquaforest Demineralization Resin 1000ML $50.00 Add to cart Quick View 10 Points Quick View Aqua One PremiumSub 320g $10.00 Add to cart Quick View 10 Points Quick View Fluval C4 Hang On Filter Ammonia Remover $10.00 Add to cart