Brown Polypropylene Ventilation

Kair Brown Louvred Wall Vent Grille 155mm External Dimension with 110mm x 54mm Rectangular Rear Spigot

125mm External Brown Louvered Grille Vent (5" Spigot).

Kair Brown Airbrick Grille with Damper Flap for 150mm x 70mm Ducting

Kair Brown Circular Vent 128mm Dimension Wall Grille with Fly Screen and 100mm - 4 inch Round Rear Spigot

Kair Brown Louvred Grille 155mm External Dimension with Round 100mm - 4 inch Rear Spigot - Wall Ducting Air Vent

Kair Brown Gravity Grille with Rectangular 110x54mm Rear Spigot

125mm (5") Brown Round Grille - Internal or External Use

Kair Rectangular 204x60mm Brown Airbrick

Kair Brown Airbrick Grille with Surround for 204mm x 60mm Ducting