Black Ventilation

Black Gravity Flap for 100 mm / 4" Round Wall Outlet - Ventilation Duct Cover with Non-Return Shutters and Rear Spigot

Simon Framevent Trickle Vent - 2328EA (300mm), Black / White (Inside)

25mm Over Fascia Vent Continuous Airflow Eaves Ventilation

Black Gravity Grille 100 mm / 4" External Ducting Air Vent with Round Spigot and Non-Return Gravity Shutters for Extractor Fans

150mm Black Louvered Grille Vent (6" Spigot)

Hoses UK Polyurethane PU Ducting Joiner Black 50mm OD x 100mm Long

Hoses UK Polyurethane PU Ducting Joiner Black 100mm OD x 100mm Long

Blauberg Plastic Fixed Blade Louvred Louvred Grille - 100mm - Black