This 3D model is a simple and efficient launcher, especially well-suited for Perrier-type bottles (but also works with other similar PET bottles).
Easy to print and assemble, it’s perfect for DIY enthusiasts, educational projects, or just having fun with friends.

Secure locking system: keeps the bottle firmly in place before launch

Quick assembly: parts designed for home 3D printing

Robust design: optimized to withstand pressure and moisture

Required materials:

Bicycle pump (with standard nozzle)

Hose or fitting

Water as fuel 💧 — about 33% fill for better launch performance

Printing tips:

PLA recommended (PETG or ABS for extra durability)

Safety:
⚠️ For outdoor use only, away from people, animals, or fragile objects. Wearing safety glasses is strongly recommended.