Aquarium model 19 - Aquarium 2 water levels

See more videos of aquarium models here:    / @pieceofpaper924   If you have any questions or ideas, please leave a comment Thank you so much, my friends all over the world Good day to everyone, Hopefully the epidemic will end soon and everything will return to normal, Good luck Information: Level 2 of Tank may be used in these cases Winter savings cost of heating Reducing water levels when using fish medicine Reduce water pressure when fish are small At level 1 of the tank Water level when the pump is not running = 60cm Water level when operating pump = 63cm Lock 1 = Lock Key 2 = 90% Water Key 3 = Lock At Level 2 of the tank Wet water when the pump is not working = 40cm Water level when operating pump = 43cm Key 1 = 90% Water Lock 2 = Lock Lock 3 = Unlock Note: At level 2 of the tank you have to close a ventilation hole as in the Clip, this ensures the water works perfectly. Tank info: 155cm*70cm*70cm ( Glass 12mm ) filter tank: 130cm*45cm*45cm ( Glass 8mm and 5mm ) Pump 5500L/h