Marina Bio Cartridges for Slim Filters
These zeolite cartridges practice to lower my nitrate and nitrite casi to zero. Wash regularly and change every month I recommend this product
the cheapest on the web I always order my cartridges on zoomalia
Only site where I could find these filters! An interesting price and a good efficiency.
This is the only website where I found these filters! Good price
Rapid change, efficient biological filtration. Interesting price. Satisfied.
VERY GOOD PRODUCTS AT DEFIANT PRICES ALL COMPETITION WORKS VERY WELL