Airflow BV400 Ventilation Unit filter 2 x G4 material 90000322 control_basic comes pre-assembled and is easy

comes pre-assembled and is easy to install in both new build situations or when replacing an existing fan

QT150B 150mm Basic fan (no delay) choice of two speeds wall or ceiling fan with discreet white front cover

Suits MVHR Units

Choice of Silver

screws can be undone but stay in place when you use the innovative 'stay open' internal hinge for easy wiring access

Airflow BV400 Ventilation Unit filter 2 x G4 material 90000322 control_basic comes pre-assembled and is easyAirflow BV400 filter 2 x G4 material 90000322 This is a pair of courser grade G4 filters designed to prevent particles, insects and other airborne debris from entering the home. F7 fine filters, used to catch small and often invisible particles such as pollen spore bacterium and dust are also available see model reference 90000323