Dennerle Carbo Bio Style 120 Stainless Steel CO2 Reactor Spares then it's skimmed into a

then it's skimmed into a collection cup for easy removal

Hydor Spares PRIME 20 Black Filter Sponge XC0129

The innovative bacteria gel and optimally chosen minerals contained in the balls work as a dual action to activate the natural pond biology in a quick and easy process

Height: 2-5cm

near-black blooms

Dennerle Carbo Bio Style 120 Stainless Steel CO2 Reactor Spares then it's skimmed into aDennerle Carbo Bio Style 120 Stainless Steel Reaction Chamber The Dennerle Bio Style 120 CO2 Stainless Steel Reaction Chamber is a complete fertilizer system for freshwater aquaria. Provides a constant supply of fertilization for aquarium plants, supplied with a 40 day supply of CO2 Constant Gel. Complete set for uniform CO2 fertilization Refillable reaction container made of stainless steel with pressure relief valve With Dennerle CO2 Constant Gel