Parametric Ventilation Grill

A fully customizable, high-performance ventilation grill designed for real-world utility. Whether you need a small vent for an electronics enclosure, a medium-sized air brick for a shed, or a large circular wall vent, this parametric model handles it all with professional-grade features. ✨ Key Features Fully Parametric: Change shapes between Round, Square, and Rectangular profiles in seconds using the MakerWorld Customizer. Weather-Shedding Louvers: Vanes are angled (default $45^{\circ}$) to ensure optimal airflow while preventing rain from entering and providing privacy. Integrated Mounting: Choose between 0, 2, or 4 mounting holes with built-in countersink geometry for a clean, flush-mount finish. Installation Collar: Features a rear rim (collar) that centers the grill perfectly in your cutout, providing a more stable and professional fit. Sleek Aesthetics: Optimized for 3D printing with clean lines and no-fuss geometry. 🛠 How to Use Open in Customizer: Set your desired outer dimens