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The Bucher Denwel Cold Column Water Deaeration Unit delivers industry-leading removal of dissolved oxygen for breweries, cideries, wineries, soft drink manufacturers, and other beverage producers seeking consistently high-quality deaerated water. Using proven cold column technology and advanced process control, the system ensures extremely low DO levels, stable operation, and efficient gas consumption. Designed for seamless integration into new or existing production lines, the unit guarantees reliable performance for blending, carbonation, dilution, and other applications where oxygen control is critical. It also pairs perfectly with dealcoholisation systems such as the De-Alconox M, providing the ultra-low DO water required for the washing stage and accurate, flavour-stable dilution. Built for hygiene, low operating costs, and long-term durability, it is the ideal choice for producers focused on quality and process efficiency.
Cold Column Deaeration Technology
Ensures highly efficient oxygen removal with minimal energy consumption.
Ultra Low Dissolved Oxygen Levels
Achieves DO values below 10 ppb, protecting flavour, freshness, colour, and shelf life.
Automatic Process Control
PLC-based control with continuous monitoring for precise, stable operation.
Hygienic Stainless-Steel Construction
AISI 304 stainless steel construction suitable for beverage-grade environments.
Compact, Modular Design
Easy to install, integrate, and maintain within existing plant setups, with the flexibility to scale or expand capacity as production grows.
Integrated CIP Compatibility
Designed for full clean-in-place functionality to maintain hygiene and uptime.
Optional CO₂ or N₂ Stripping
Flexible gas options to suit process requirements and cost preferences.
Reduced Gas Consumption
Efficient column design lowers operational cost and improves sustainability.
| Model | Connection Size | Capacity |
|---|---|---|
| DWD010C | DN 25 | 4 to 10 hl/h |
| DWD015C | DN 25 | 6 to 15 hl/h |
| DWD025C | DN 25 | 10 to 25 hl/h |
| DWD050C | DN 40 | 20 to 50 hl/h |
| DWD075C | DN 40 | 30 to 75 hl/h |
| DWD100C | DN 50 | 40 to 100 hl/h |
| DWD150C | DN 50 | 60 to 150 hl/h |
| DWD200C | DN 65 | 80 to 200 hl/h |
| DWD250C | DN 65 | 100 to 250 hl/h |
| DWD400C | DN 80 | 160 to 400 hl/h |
| DWD600C | DN 100 | 240 to 600 hl/h |
| DWDA00C | DN 125 | 400 to 1000 hl/h |

Core Equipment works in close partnership with leading European manufacturers to provide a comprehensive range of cutting-edge processing and packaging solutions. We focus on addressing the diverse needs of our customers, ensuring that every aspect of their requirements is met with precision and quality.
Explore our Cold Block RangeGet in touch with our sales team today for expert guidance on selecting the right water deaeration system for your production needs. We’ll help you achieve the ultra-low dissolved oxygen levels your beverages demand, from choosing the correct capacity to ensuring smooth, seamless integration into your process.
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