Description Burtons Bio Blocks Burtons Bio Blocks are a new and exciting form of biological media. They comprise of five different blocks with each block having a different role to play within the ecosystem of the pond. With the first block containing Silver to kill off bad enzymes and bacteria. The Second which slowly releases trace elements into the water such as Calcium, Magnesium and Zinc. The third which is Far infrared helping to breakdown waste and increasing oxygen levels. The fourth block works purely biological so is highly efficient in allowing nitrifying and denitrifying bacteria to cultivate. Finally, the Fifth block contains negative ions to aid the health and wellbeing of your pond/fish. With these blocks combined and added to your existing filtration it’ll give you the very best water quality. Perfect for all bio filters including showers and static chambers Improves water quality Re mineralises pond water Aids fish health 200 pieces, 45mm x 45mm x 30mm each 200 pieces = 16 Kgs
