NT LABS Aquarium Ammonia Remover 240g Hang On Filter Parts The medium size is suitable

The medium size is suitable for any biOrb 30 litres or larger

When all parameters are within limits

This will allow them to open more fully and be more beautiful

Model Name Dimensions LxWxH(cm) For Tank Size 22050 HydroBar C60 60x37x4

NT LABS Aquarium Ammonia Remover 240g Hang On Filter Parts The medium size is suitableComprehensive and easy to use, I often like to have a couple of bottles of Anti Internal Bacteria treatment or Disease Solve to hand. Nice to know that Im not the only one who rates these products! Nathan Hill, the Associate Editor of Practical Fishkeeping Magazine When to use : Ammonia Remover is a specially selected premium grade zeolite based product with a massive surface area to allow rapid adsorption of ammonia which is highly toxic to fish.