Ventilation

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

Plastic Circular 90 Degree Bend - 150mm

Metal In-Line Backdraught Shutter 150mm

Manrose Brown Square Gas appliances Fixed louvre vent V1190B, (H)150mm (W)150mm

Kair White Louvred Wall Vent Grille 155mm External Dimension with Flyscreen and Round 100mm - 4 inch Rear Spigot

Kair Ducting Reducer 100mm to 80mm Duct Pipe Reduction Connector for Extract Fans and Ventilation Units

Air Vent Grille White Plastic Wall Ducting Ventilation Cover 4" 6" 8" 10" 12" 14 (150x150mm with flyscreen)

AirTech-UK White Internal Ventilation Round Grille 100mm / Dia 4" - Easy Disassembly, Insect Screen, Nylon Mesh

Air Vent Grille White Plastic Wall Ducting Ventilation Cover 4" 6" 8" 10" 12" 14 (150x150mm)

Stainless Steel 125mm 5" Gravity Flap Vent. Perfect for intermittent fans

Kair Wall Plate 100mm - 4 inch for Round Ducting

Awenta 150mm Non Return Valve for Ventilation Extractor Fan Backdraft Wind Shutter

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

Awenta 100mm Wall Mounted Flange Anti Backdraft Damper White PVC Round Grille

Fast Clamp Ducting Connector - 100mm

Air-Tech Vent Grille Brown Plastic Wall Ducting Ventilation Cover Variety of Sizes (150x150mm)

SPARES2GO Stainless Steel Round Ceiling Extractor Exhaust / Supply Wall Vent (6" / 150mm)

Timloc Underfloor Vent Vertical Extension - + 150mm

Galvanised Metal Circular 125mm / 5 inch Weather Louvre Air Vent Grille with Insect Screen by i-sells

150-100mm Metal Duct Reducer Round Reducer Duct Fitting Pipe Increaser Reducer Galvanized Steel

Air Vent Grille White Plastic Wall Ducting Ventilation Cover 4" 6" 8" 10" 12" 14 (150x200mm with flyscreen)

Awenta 150mm Anti Backdraft Non-Return Pipe Connection White PVC Round Grille

Air Vent Grille White Plastic Wall Ducting Ventilation Cover 4" 6" 8" 10" 12" 14 (150x200mm)

Awenta 100mm Ceiling Air Diffuser Extraction Ventilation Exhaust Cap Circle Air Vent