AIR 350 Bio Filtration Unit – Nuclear, Biological, Chemical

Complete NBC air filtration system with preinstalled filters


Lead time 5-7 weeks.


£4,990.00 + VAT

The Castellex Air 350 Bio is a three-stage filtration system 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 highest-rated H14 HEPA filter, an F9-rated pre filter, and a carbon filter capable of removing all known Biological Contaminants, warfare gases, and nuclear fallout from the air.


  • 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 (123 PSI)
  • Power backup system for operating without mains
  • Manual power backup system if battery discharge or failure event

“Castellex Air 350 Bio protect you from all 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
System efficiency         99.995%
Noise level dB               up to 73
Color design                  white

Castellex Air 350 Bio unit, Pre-filter, Hepa filter, Carbon filter, Backup battery, USB charger, NBC pipe 3m, 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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