This round louvre vent is designed for pipe and tube apertures between 80-152mm, ensuring proper ventilation. It measures 165mm in diameter and comes with a removable flyscreen to keep insects out. The vent is made from durable brown plastic and is easy to install with included spring fixings, requiring no additional hardware. It meets UK building and gas safety regulations when installed without the flyscreen. This vent is suitable for various spaces including bathrooms, kitchens, sheds, garages, and workshops for both internal and external use.