A wavy roof
thingiverse
A ruled surface - connect opposing gaps with rubber bands to see a wavy surface that drains both ways.
Download Model from thingiverse
With this file you will be able to print A wavy roof with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on A wavy roof.