Black Gravity Flap for 100 mm / 4″ Round Wall Outlet – Ventilation Duct Cover with Non-Return Shutters and Rear Spigot – Cowled Ducting Air Vent Grille-Quality Guarantee-Fast Shipping

Description

Ventilation Duct Cover – The perfect solution for airflow control in your home or office. Featuring non-return shutters and a rear spigot, this flap for round outlets ensures efficient ventilation and keeps out unwanted drafts. Experience better indoor air quality with this durable and functional product.

Gravity Flap Technology – Innovative shutters for wall outlets that automatically open and close based on airflow, preventing drafts and improving ventilation.

Non-Return Shutters – Ensures efficient airflow and prevents backdraft, making it a must-have feature for any grille for a ventilation duct.

Rear Spigot – The wall outlet cover features a rear spigot for easy installation and secure connection to ducting, ensuring efficient ventilation and preventing drafts.

Round Wall Outlet Design – The gravity flap with non-return shutters and rear spigot allows for efficient ventilation and airflow, with a sleek and modern round duct cover design.