Connect reservoir with the toilet.
Print straight pipe as many times as needed (I need three).
For every straight pipe and elbow you need one sealing (six in my case).
Insert sealing (see picture):

Then insert pipe or elbow (use lubricant for easier insertion):

- Pipes and elbows - PETG (C-Tech Premium Line)
- nozzle - 0.4 mm
- layer - 0.2 mm
- infill - 25%
- perimeters - 4
- bottom layers - 4
- top layers - 5
- Top end pipe:
- Straight pipes and elbows:
- brim - no
- supports - yes (organic)
- Sealing and Sealing_top: FLEX (Filament PM TPE88 RubberJet)
- nozzle - 0.4 mm
- layer - 0.2 mm
- infill - 0%
- perimeters - 4
- bottom layers - 4
- top layers - 5
- brim - no
- supports - no
- Sealing_bottom: FLEX (Filament PM TPE88 RubberJet)
- nozzle - 0.4 mm
- layer - 0.2 mm
- infill - 10%, grid
- perimeters - 3
- bottom layers - 3
- top layers - 4
- brim - no
- supports - no
Tags
The author remixed this model.
Differences of the remix compared to the original
Printed with PETG and Flex (sealings). Reworked connections, top end pipe (reservoir side) and bottom end (toilet side, 90° elbow).