Measure the gap between the bottom of your door and the floor, and we will cut a wedge whose thin tip slides into that gap and whose slope rises past it, so the door meets the slope a little way in from the tip. It prints lying on its base with no supports.
Rendered at our default measurements — yours comes out to your numbers.What you need before you start
What it will take
Gap under the door: 3–40 mm
Rise above the gap: 2–20 mm
Wedge length: 50–200 mm
Wedge width: 15–80 mm
Nozzle size: 4 to choose from
Filament: 4 to choose from
As it comes
Thick end, tall16 mm
Door meets the slope, in from the tip49 mm
Stays in front of the door51 mm
Filament, at most (printed solid)45 g
Build plate: 100 mm as it comes, never more than 256 mm.
What you need to hand
A ruler or a calliper for the gap between the floor and the bottom of your door, where the wedge will go.
Your nozzle size and the filament you will print it in.