THE TANK CAN WORK IF PROPERLY CONSTRUCTED......
ELIMINATE THE CEMENT BOARD.......U CAN BUY PVC SHEETS ..ROUTER THE BOTTOM, SILICONE IT AND IT WILL WORK......1/2 TEMPERED GLASS IS ALMOST = TO ONE INCH IN STRENGTH
GODD IDEA JUST POORLY EXECUTED...
WE ALL HAVE TO START SOMEWHERE , DONT GIVE UP .........BACK TO THE DRAWING BOARD