Launch system only, pull string activated - requires nozzle(s) (not supplied)
This means you decide when the rocket will launch thus allowing experimetation with different amounts of water and air pressure to assess the effect on altitude. Nozzle: https://www.aerospaceeducation.co.nz/product/Water_Rockets/nozzle-water-rocket/324532 to fit your PET bottle to the pressure chamber system. You supply PET bottle, air (eg bicycle pump) and water.
Note launch platform system may differ from that illustrated, (eg stronger flat base).
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Categories: Water Rockets (4)