£9.98
Vent Systems 150mm / 6" to 100mm / 4" White Plastic Duct Reducer Adapter – Male-Fit Round Connector Cone – Lightweight, Durable HVAC Fitting for Bathroom, Kitchen, Wall, Hose, Dryer Vent - Indoor Use
£9.95
Repa Market 12" x 6" Inch (Outer Dimensions) White Adjustable Air Wall Vent Cover - Indoor Outdoor Metal Grille Heating Cooling Ventilation for Home Garage Shed Open and Close Register (300 x 150 mm)