Blauberg 155X155-100S-BLK Blade Air Ventilation Louvred Grille - 100mm - Black
 
SPECIFICATION:
100mm 4" duct connection size.
Weatherproof louvred external wall mounted grille vent.
Finished in black.
Ideal for roof soffit or fascia mounting.
Insect screen / fly mesh included.
Removable blades for easy cleaning