AFU CO2 1500L Carbon Dioxide Filter: Compact Carbon Dioxide Removal for Protected Spaces
- Aug 7
- 2 min read

Maintaining safe indoor air quality inside sealed shelters requires effective removal of carbon dioxide (CO₂). During long-term occupancy, CO₂ produced by occupants accumulates inside enclosed environments and must be removed to maintain breathable air.
The AFU CO2 1500L Carbon Dioxide Filter is designed for carbon dioxide removal in shelter ventilation and air management systems. Its compact construction makes it suitable for installations where space is limited while providing dependable CO₂ filtration performance.
Compact Design for Shelter Integration
The ARC CO2 1500L is a compact replaceable CO₂ filter designed for use with the ARC CO2 Scrubber in civil defence shelters, bunkers, and safe rooms. Its compact design enables easy installation, storage, and replacement while supporting efficient CO₂ removal in enclosed spaces. The filter can absorb at least 1,500 litres of CO₂, helping maintain safe air quality and extend occupancy time when no external air supply is available.
Main Technical Specifications
The AFU CO2 1500L filter has the following specifications:
Specification | Value |
Filter Size | 400 mm × 300 mm × 120 mm |
CO₂ Absorption Capacity | 1500 L |
Filter Weight | ~13.5 kg |
Carbon Dioxide Removal
The AFU CO2 1500L filter is designed to remove carbon dioxide from recirculated air inside protected environments.
By reducing CO₂ concentration during operation, the filter supports air quality in enclosed spaces where fresh outside air may be limited or unavailable.
Applications
The AFU CO2 1500L Carbon Dioxide Filter is suitable for use in:
Civil defence shelters
Underground bunkers
Safe rooms
Protected facilities
Emergency shelters
Shelter ventilation systems
Air management systems
Its compact size allows installation in systems where available installation space is limited.
Integration with Shelter Air Systems
The AFU CO2 1500L filter is intended for the ARC CO2 Scrubber and integration into compatible shelter ventilation equipment and CO₂ filtration systems.
It can be incorporated into complete air management installations designed for protected environments.
Engineering Advantages
The AFU CO2 1500L Carbon Dioxide Filter offers:
Compact dimensions
Lightweight construction
CO₂ absorption capacity of 1500 L
Easy integration into compatible systems
Suitable for protected environments
Replaceable filter design
Conclusion
The AFU CO2 1500L Carbon Dioxide Filter provides a compact solution for carbon dioxide removal in shelter ventilation systems.
With a filter size of 400 mm × 300 mm × 120 mm, CO₂ absorption capacity of 1500 L, and an approximate filter weight of 13.5 kg, it is well suited for protected spaces requiring reliable CO₂ filtration in a compact format.




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