include module vertical_slat(){ color("red") translate([0, 0, -slat_thickness/2]) cube(size=[slat_depth, slat_thickness, cell_height * nr_cells_vertical], center=false); echo("#### Vertical slat: length = ", cell_height * nr_cells_vertical , " depth = ", slat_depth, "thickness = ", slat_thickness); } vertical_slat();