Easiest way to change your water in your aquarium / tank and at the same time cleaning it using the aqua in and out product from JBL. No carrying of water buckets, no spills on floor, drain your aquarium directly to closest drainage in house and refill tank directly from the tap with the flip of a switch.
Testing aquarium products for beginners
![](https://s2.save4k.ru/pic/T9Xfz_R0xH4/maxresdefault.jpg)