Blog of the PP-R piping 3D designer
Articles and guides on designing PP-R water supply and heating systems in a free online 3D piping designer.
29 July 2026
DIY Water Supply at a Country House: How I Designed the Piping Layout in 3D in One Evening
How a plumber-programmer built a water supply system at his country house: took measurements, designed the piping layout in a free online 3D editor, and soldered the pipes according to the project. Video of the process.
from practice
polypropylene
video
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19 August 2026
Snapping to Walls and Ports: How I Simplified Design in the 3D Builder
I improved snapping in the 3D piping builder: fittings can now snap to walls and ports, with undo/redo, drag-to-delete, and helpful tooltips. A look at the new features.
news
snapping
tools
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10 August 2026
How to Design a Polypropylene Water Supply System in an Online 3D Editor
A step-by-step guide to designing a water supply system from PP-R polypropylene pipes in a free online 3D editor. Fitting catalog, port snapping, and an automatically generated materials list.
tutorial
polypropylene
3D editor
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