Reef Crest CO2 Bubble Counter Dennerle Filtration planning: The 90 L

Filtration planning: The 90 L sump gives space for a skimmer

0 for Large Aquarium Recirculation

Do not leave stainless steel tools submerged or stored wet

Its fins are painted bright ruby

Reef Crest CO2 Bubble Counter Dennerle Filtration planning: The 90 LReef Crest CO2 Bubble Counter The Reef Crest CO2 Bubble Counter is a compact planted aquarium CO2 accessory that provides clear bubble rate monitoring and built in backflow protection for compatible pressurized CO2 systems. Bubble Rate Monitoring for Planted Aquarium CO2 A bubble counter gives planted aquarium keepers a simple visual reference when adjusting CO2 output. By making each bubble easy to see, this Reef Crest counter helps fine tune