National Ventilation Monsoon Series Round Louvred Fixed Grille with flyscreen is mounted to wall, ceiling or soffit mounting. It is very easy for the installation and reduce owner’s risk and also complies with building regulations. Suitable for domestic and commercial use.- Wall, Ceiling or Soffit Mounted- Domestic and commercial use- Quick and Easy to Install- Accepts 100mm (4″) round ducting- Complies with building regulations

Positive input ventilation for whole house mould and condensation control. Smart SenseTM control allows quick and accurate set up. Variable speed control allows the unit to be effective in a property up to 200m2. Automatic summer shut off stops warm air coming back into the property. Wireless control ready.- Anti-Vibration joist mounting legs as standard- Fully adjustable between 11l/s – 60l/s- Smart SenseTM technology offers simple control and data logging- Uses latest Lo-Carbon motor technology for low running costs- Ultra-low sound level- Complete with new and improved ceiling diffuser, flexible duct and G4 filters- Standard 5 year warranty- Up to 5 year maintenance free filter- IPX2 rated- BBA Approved