11:06

DIY venturi, a few easy builds for aquaponics, aquaculture or hydroponics..

11:07

DIY Venturi jet 40cm (powerfull) submersible pump (250watt)

3:02

Science Project - Venturi Water Pump - For Tanks Bottom Cleaning

7:23

The Ultimate Venturi? - Grow Greenie Venturi Oxygenator

13:16

Nanobubbles generator! Get the most out of your hydroponic gardening system #togetherwegrow

14:36

CHEAP DIY Fertilizer Injector

11:56

I turn PVC pipe into a water pump no need electric power

16:02

Essa coisa gera bolhas de ar. FERRAMENTAS DE EFEITOS DE VENTURING