Parametric Ventilation / Filter Grid - OpenSCAD

Parametric Ventilation / Filter Grid A fully parametric ventilation and filter grid designed for wall outlets, fans or air ducts. All important dimensions can be adjusted directly in OpenSCAD, allowing you to generate the exact size and grid type you need. The model automatically generates the frame around the mounting holes and keeps the grid evenly distributed. Perfect for: Wall ventilation outlets Fan covers Dust filters Air intake protection Drain / weather grids Features Fully parametric design Adjustable mounting hole distance Multiple grid types Optional round or rectangular design Symmetrical grid distribution Automatic frame generation Optional 45° drainage louvers for outdoor vents Chamfered edges and screw holes Available Grid Types Square Grid Diagonal Grid Honeycomb Grid Horizontal Louvers Vertical Louvers 45° Drain Louvers (for wall outlets and water drainage) Parameters Mounting filter_breite Distance between screw hole centers (X axis) filter_hoehe Distance between scre