Mediamatic Fabriek Chemical Testing, Plumbing and LEDs 6 mei 2012 - DIY Aquaponics Building Weekend #4 After plants and worms, our small system is almost ready to welcome fishes, but first we have to do some chemical tests on the water.
Mediamatic Fabriek Chemical Testing, Plumbing and LEDs 6 mei 2012 - DIY Aquaponics Building Weekend #4 After plants and worms, our small system is almost ready to welcome fishes, but first we have to do some chemical tests on the water.