Leaf Filter for flat roof drain.

This filter protects your roof drain from clogging up due to leafs and other stuff on your roof. Designed for a flat roof and a rectangular drain hole measuring W 70mm x H 55mm. As it will be used outside the filament choice should be ASA or ABS (preferably ASA) for UV resistancy. It may give a reasonable print without support, but it;s better to print with support.