Bubble counter
Indicator for showing the carbon dioxide content in fresh water aquaria.
CO2 indicator solution 10 ml
Holder for use with aluminium CO2-bottle
Electronic shut-off valve for CO2, Eco
A passive CO2 reactor for aquaria up to 250 litres (app. 62.5 gallons)
Closed CO2-reactor for external use for aquaria up to 2,000 litres (app. 500 gallons)
CO2-reactor with integrated non-return valve
Pressure regulator
