MDH Defence has been designing and manufacturing CBRN (NBC) filtration systems for armoured fighting vehicles for over 35 years. In today's climate, with the fight against world terror, CBRN hazards are becoming ever more present.

• combined NBC and AC controls

• digital display showing numeric and graph values for vehicle over pressure, filter pressure drop and volume flow rate

• automatic fan speed control available

• audible and visual system alarms with mute facility

• data capture RS232 port option available

Full environmental control systems are also available incorporating integrated crew cooling units and CBRN (NBC) filtration systems.

MDH Defence bespoke filtration systems are installed into the following;

• Armoured Fighting Vehicles

• First Responder Homelands Defense Vehicles

• Civil Defence and Internal Security Vehicles

System controls can include:

• the new adaptable and versatile system shown can be configured to provide full vehicle over pressure or filtered air for a face mask system

• systems can be configured to suit varying space envelopes

• motor characteristics can be adjusted to allow for variations in crew and airflow

• many COTS (commercial off the shelf) parts

• low maintenance, low initial costs and high reliability ensures logistic support and through life costs are kept to a minimum

• fan speed adjustment

• vehicle over pressure gauge

• filter pressure drop indicator (filter blockage)

• vehicle low pressure alarm

• integration with CANbus control systems

• full electronic NBC and AC control and monitoring