White Polypropylene Ventilation

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

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

Kair Ceiling Extract Valve 100mm - 4 inch White Coated Metal Vent

234x29mm Double Airbrick Adapter

Kair Airbrick Adapter 310x29mm to 234x29mm

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

Systemair 125mm Balance-E 125 Extract/Exhaust Valve

Kair Fast Seal 204mm x 60mm Ducting Quick Fit Connector for Extending Rectangular Flat Pipes Together

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

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

Condensation Trap With Overflow - 100mm

Kair 180mm x 95mm Rectangular Airbrick with Damper - White

Kair Ducting Adaptor 204mm x 60mm to 125mm - 5 inch Rectangular to Round Straight Channel Connector

Kair Connector with Backdraught Shutter 125mm - 5 inch Non-Return Damper Flap to Connect Duct Pipe or Flexible Ducting Hose

Kair Connector with Backdraught Shutter 150mm - 6 inch Non-Return Damper Flap to Connect Duct Pipe or Flexible Ducting Hose

System 225 Airbrick Adapter With Airbrick Grille

System 225 Double Airbrick Adapter With Grille (DUCVKC712G)

Kair White Cowled Outlet Grille 155mm External Dimension Wall Vent With 100mm - 4 inch Round Rear Spigot and Backdraught Shutter

Kair Ducting Adaptor Reducer 204mm x 60mm to 220mm x 90mm

Kair Ducting Adaptor 150mm x 70mm to 125mm - 5 inch Rectangular to Round Straight Channel Connector

Kair White Circular Vent 158mm Dimension Wall Grille with Fly Screen and 125mm - 5 inch Round Rear Spigot

Kair Ducting Adaptor 180mm x 90mm to 150mm - 6 inch Rectangular to Round Straight Channel Connector

Kair 204mm x 60mm Airbrick With Surround - White

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