SPARES2GO Stainless Steel External Wall Air Vent Non Return Flap Outlet (5" / 125mm)

Stainless Steel 150mm 6" Gravity Flap Vent. Perfect for intermittent fans.

Stainless Steel 100mm 4" Non-Return Flap Extract Vent. Perfect for cooker hoods

SPARES2GO Stainless Steel Square External Extractor Wall Vent Outlet with Gravity Flaps (6" / 150mm)

High-Quality Stainless Steel Bull Nose 125mm Air Vent Extract

AirTech Cowl Gravity Flap Wall Non-Return Valve Cowl Duct Cover Air Vent Grille 100mm (White)

Kair Cowled External Vent 150mm - 6 inch Rear Spigot Stainless Steel Grille with Backdraft Shutter

Stainless Steel 150mm 6" Backflap Cowled Extract Vent with non return flap

Kair Cowled External Vent 125mm - 5 inch Rear Spigot Stainless Steel Grille with Backdraft Shutter

Kair Cowled External Vent 100mm - 4 inch Rear Spigot Stainless Steel Grille with Backdraft Shutter

High-Quality Stainless Steel Bull Nose 125mm Air Vent Extract

AirTech Cowl Gravity Flap Wall Non-Return Valve Cowl Duct Cover Air Vent Grille 100 duct opening brown

External Air Vent Hooded Duct Cover Gravity Flap Cowl Grille BROWN Plastic 100mm

External Air Vent Hooded Duct Cover Gravity Flap Cowl Grille WHITE Plastic 100mm

Stainless Steel 125mm 5" Backflap Cowled Extract Vent. Perfect for cooker hoods

SPARES2GO Stainless Steel External Wall Air Vent Non Return Flap Outlet (4" / 100mm)

AirTech Ducting Cowled Gravity Flap 150mm / 6" Outlet Cowl Air Vent Grille with Non Return Valve / Backdraft Shutter

SPARES2GO Stainless Steel External Wall Air Vent Non Return Flap Outlet (6" / 150mm)

Stainless Steel 100mm 4" Gravity Flap Vent. Perfect for intermittent fans

White Hooded Extractor Fan Vent Grille Cowl with Back Draught Shutter 4" 100mm