Gravity Grille for our plate fans 200mm to 400mm.
Awenta Round Black Vent Covers for Home Ceiling - 4" Inch/100 mm - Plastic Exhaust Fan Air Grille Cover, Louvered Vent - Vent Cover with Screen Mesh - Soffit Vent Cover for Wall, Bathroom, Dryer Vent
White Duct Pipe / Hose Cowl 150mm with Gravity Flap Cowled Air Vent Grille Cover
Vents 6 inch Black External Gravity Grille Air Vent Cover with Removable Blades
Outside Air Vent Cover Ventilation External Wall Square Gravity Grille White
