Experiments:
Vacuum study: behavior of sound waves
Archimedes Principle

Features:
-The nitrile disc guarantees absolute impermeability thanks to the hood (no included, code 21153)
-1 Ø12mm connector
-1 Ø9mm connector
-1 3-way distribution valve: closed outlet / Ø12 outlet / Ø9 outlet
-Dimensions: Ø250 x 90 mm
-Weight: 2,220 kg

21152