Polypropylene Ventilation

Kair Brown Cowled Outlet Grille 183mm External Dimension Wall Vent With 150mm - 6 inch Round Rear Spigot and Backdraught Shutter

Kair 204mm x 60mm Airbrick With Surround - Brown

Kair Plastic Round Ceiling Vent 125mm - 5 inch Diffuser / Extract Valve with Retaining Ring

Kair Beige Gravity Grille 183mm External Dimension Ducting Air Vent with 150mm - 6 inch Round Rear Spigot and Not-Return Shutters

Kair Terracotta Louvred Grille 155mm External Dimension Wall Ducting Air Vent with Round 125mm - 5 inch Rear Spigot

Kair Brown Cowled Outlet Grille 155mm External Dimension Wall Vent With 125mm - 5 inch Round Rear Spigot and Backdraught Shutter

Kair 204mm x 60mm Airbrick With Surround - Black

Kair Black Gravity Grille 155mm External Dimension with 100mm - 4 inch Round Rear Spigot and Not-Return Shutters Ducting Air Vent

Kair Fast Seal 220mm x 90mm Ducting Quick Fit Connector for Extending Rectangular Flat Pipes Together

Kair Beige Gravity Grille 155mm External Dimension Ducting Air Vent with 125mm - 5 inch Round Rear Spigot and Not-Return Shutters

Kair White Louvred Wall Vent Grille 155mm External Dimension with Flyscreen and Round 100mm - 4 inch Rear Spigot

Kair Rectangular Straight Connector 180mm x 90mm Flat Pipe Joint

Kair 204mm x 60mm Airbrick With Surround - Terracotta

Kair White Cowled Outlet Grille 155mm External Dimension Wall Vent With 125mm - 5 inch Round Rear Spigot and Backdraught Shutter

Kair White Cowled Outlet Grille 183mm External Dimension Wall Vent With 150mm - 6 inch Round Rear Spigot and Backdraught Shutter

Kair Elbow Bend Adaptor 220mm x 90mm to 150mm - 6 inch Rectangular to Round 90 Degree Bend Adapter

Kair White Louvred Grille 183mm External Dimension Wall Ducting Air Vent with Round 150mm - 6 inch Rear Spigot

Kair Fast Seal 125mm - 5 inch Ducting Connector for Quick Fitting Round Pipe To Duct Pipe

Kair Elbow Bend Adaptor 150mm x 70mm to 125mm - 5 inch Rectangular to Round 90 Degree Bend Adapter

Kair Elbow Bend Adaptor 220mm x 90mm to 125mm - 5 inch Rectangular to Round 90 Degree Bend Adapter

Kair Ducting Adaptor 204mm x 60mm to 100mm - 4 inch Rectangular to Round Straight Channel Connector

Kair Plastic Round Ceiling Vent 100mm - 4 inch Diffuser / Extract Valve with Retaining Ring

Kair Ceiling Extract Valve 125mm - 5 inch White Coated Metal Vent

Kair Beige Cowled Outlet Grille 155mm External Dimension with Rectangular 110mm x 54mm Rear Spigot and Backdraught Shutter