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oxygen depletion in pond water may occur after treatment
Saddle sores
helping clear away any particles that could cause further irritation
specially formulated for African and South-American herbivorous and omnivorous cichlids
Wet down thoroughly the surface to be coated immediately prior to application
EHEIM SUBSTRATpro+ O2xygen Bio Filter Medium Pack Size:183g/250mL oxygen depletion in pond waterThe EHEIM SUBSTRATpro+Oxygen is a filter medium that revolutionises biological water treatment. This latest development, based on the tried and tested SUBSTRATpro, combines first class materials with state of the art technology. The secret behind the extraordinary effect of EHEIM SUBSTRATpro+O2xygen lies in the gemstone mineral tourmaline it contains. Thanks to its unique pyroelectric properties, it generates electron activated oxygen (super oxygen O2