Dennerle Carbo Bio Style 120 CO2

The Dennerle Carbo Style 120 is an advanced bio CO₂ fertilization system designed to deliver a steady, natural supply of carbon dioxide to planted aquariums up to 120 L. Using biological CO₂ generation technology, it supports vigorous plant growth, enhances colours, strengthens roots, and helps plants outcompete algae. With a modern design and easy setup, Carbo Style 120 brings reliable CO₂ fertilization to both beginner and experienced aquascapers without the need for pressurized CO₂ equipment.

Key Features

• Complete bio CO₂ system for aquariums up to 120 L
• Uses CO₂ Constant Gel derived from renewable raw materials. Lasts up to 40 days.
• Provides steady CO₂ production over an extended period
• Includes Carbo Style 120 gel depot, diffuser, tubing, and activator
• Simple to install and maintain — perfect for everyday aquarium use
• Boosts plant growth, leaf colour and density
• Helps reduce algae growth by improving plant competitiveness
• No pressurized CO₂ bottles or regulators needed