AQUA+ PRE-150 – Standard Edition with External Back Overflow
AQUA+ PRE-150 – Flagship Edition with External Back Overflow
AQUA+ PRN-150 – Flagship Edition with Ultra-Slim Overflow
AQUA+ PRN-150 – Standard Edition with Ultra-Slim Overflow
AQUA+ XDY-150 – Flagship Edition with Dual Water Level
AQUA+ XDY-150 – Standard Edition with Dual Water Level
