Stainless Steel Air Vent Grille 300mm x 100mm with Fly Screen Flat Duct Cover
4 6 8 Inch Metal Pipe Exhaust Fan Mini Extractor Duct Fan Bathroom Ventilation
Deta 4884 Wall Vent Duct Kit with Gravity Grille (White) - 150mm
150mm 6" Dia Plastic Brown Extractor Fan Louvre Air Vent Duct Grille Wall Outlet
Fly screen Plastic Fixed Blade Louvred Wall Grille Extractor Fan Cover Duct
Flat Channel 60mm x 120mm Ventilation Duct Pipe
Metal Reducer 250mm to 100mm Taper Duct
Domus 6902W Cowled Vent Grille for 150mm / 6 Inch Duct (White)
2 no. Spring Loaded Metal Non Return Valve 125mm Duct Back Draft Shutter Draught
Ventilation Duct Kit / Aluminium Hose with Clips and Black Flaps
4" 5" 6" 8" 10" 12" Ducting Metal Pressed End Cap Solid Rigid Duct
SONO-FLEX-125-10 Insulated Flexible Duct - 125mm/ 5inch - sold by the metre
