Marina Underwater Filter JF50 (50L, 300L/H) Neptune Systems Spare Parts The older model Hydra 30

The older model Hydra 30 have a rectangular cartridge

amino acid and trace mineral known

Use in any pond filter

Strong water flow provides air supply & creates bubbles

Carbax – New standards in active charcoal filtering

Marina Underwater Filter JF50 (50L, 300L/H) Neptune Systems Spare Parts The older model Hydra 30The Marina Underwater Filter is a quiet and efficient filtration system. The filter provides both mechanical and biological filtration resulting in crystal clear aquarium water. The Marina Underwater Filter comes equipped with a 90 degree output diverter and a Venturi system for additional aeration as desired. Suitable for freshwater aquariums. Maximum flow rate 300L H Suitable for tanks up to 50L Includes foam and Zeo Carb media Includes spray bar kit