AIR 550 Bio Filtration Unit – Nuclear, Biological, Chemical

Complete NBC air filtration system with preinstalled filters and internal backup battery

Lead time 7-10 working days.


£6,540.00 + VAT

The Castellex Air550 Bio is four-stage air filtration system with internal backup battery suitable for use in nuclear bunkers, panic rooms, and bomb shelters as well as in domestic and commercial environments at high risk from pollution or attack. This system is fitted with a high efficiency main pre filter, an F7 rated pre filter, activated carbon filter and highest-rated H14 HEPA filter capable of removing all known Biological Contaminants, warfare gases, and nuclear fallout from the air.


  • Tree operating modes: Standby (air inlet close), Ventilation mode, NBC air filtration mode
  • Mode change for a few seconds
  • Collective filtration system intended for up to 24 people in panic room
  • The system provide up to 150 m3/h of fresh air
  • High blast protection (up to 123 PSI)

Power backup system:
Manual power backup system if battery discharge or failure event;
Internal powerful backup battery;

“Castellex Air 550 Bio series protect you from most known warfare gases and also Biological weapons/ contamination, radioactive contamination, Radioactive Iodine and Iodine Organic Compounds, Acidic gases, Volatile Organic Compounds and more”


Air flow                                              up to 150 m3/h
Power consumption                        up to 130W
Power supply                                    110-240 VAC
Frequency                                         50-60 Hz
Carbon filter                    Activated Carbon
Hepa filter                                         H14
Pre-filter                                            F7
Main pre-filter efficiency               up to 2 µm
System efficiency                             99.995%
Noise level dB                                   up to 73
Color design                                      white


Castellex Air 550 Bio unit, Main pre-filter, Pre-filter, Hepa filter, Carbon filter, Internal Backup battery, NBC pipe 3m, USB charger, Power unit, Power cord.


International Shipping by Air, Road and Sea
We offer a wide range of shipping services by Air fright, sea fright and International courier services. We’ll use the fastest delivery way possible to be sure that our product will reach your home as fast as possible.
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Castellex has vast experience in designing and manufacturing NBC (Nuclear Biological Chemical) Air Filtration/ Air supply stations for different applications. It’s widely used across the Globe by military, hospitals, private individuals. No nuclear bunker or survival shelter is completed without the state of the art Castellex NBC air filtration station.
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