Domestic fans 
Industrial and commercial fans 
Single-room ventilation systems with heat recovery 
Air handling units 
Air heating systems 
Smoke extraction and ventilation 
Accessories for ventilating systems 
Electrical accessories 
Ventilation ducts and fittings 
Air distribution components 
Ventilation kits and vents VENTS Supply and exhaust NHN series grilles
Ventilation grille with unregulated vertical inclined vanes.
Model features
Series of products
- Description
- Modifications
- Downloads
Description
Description
| APPLICATION | |
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| DESIGN | |
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Air flow distribution:
Pressure loss and sound power diagram:
Modifications
Modification name
