Awenta 4.5" x 4.5" Inch Square Plastic Brown Ventilation Grille with Mesh - Intake, Exhaust, Dryer Soffit Air Vent cap - HVAC Ceiling Register vent cover - Crawl Space Exhaust Wall Vent Hose

Awenta Plastic Air Vent Grille Cover 150x150mm 6x6 inch, Brown with Insect Grid Fly Net, Screw Hole Covers for Better Look

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

Vent Systems 200 x 200 mm / 8'' x 8'' Inch White Soffit Vent Cover - Flat Square Air Vent Louver - Grille Cover - Built-in Insect Screen - HVAC Vents for Bathroom, Home Office, Kitchen