Polypropylene Ventilation

Kair Elbow Bend Adaptor 180mm x 90mm to 150mm - 6 inch Rectangular to Round 90 Degree Bend Adapter

5x Hexagon Ventilator 70mm Diameter - White

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

Kair Connector with Backdraught Shutter 100mm - 4 inch Non-Return Damper Flap to Connect Duct Pipe or Flexible Ducting Hose

Kair Fast Seal 220mm x 90mm Ducting Quick Fit Connector for Rectangular Flat Pipe to Duct Fitting

Kair Terracotta Gravity Grille 155mm External Dimension Ducting Air Vent with 100mm - 4 inch Round Rear Spigot and Shutters

Kair Beige Cowled Outlet Grille 155mm External Dimension with 100mm - 4 inch Round Rear Spigot and Backdraught Shutter

Kair White Louvred Wall Vent Grille 155mm External Dimension with Flyscreen and Round 125mm - 5 inch Rear Spigot

System 204 Double Airbrick Adapter Passive Vents

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