Constant Pressure System

The Constant Pressure System, or CPS, is a powerful design used for certain water guns. CPS water guns are powered by a inflated with water. It was patented by Bruce M. D'Andrade as "bladder water gun."

Constant Pressure System

The Constant Pressure System, or CPS, is a powerful design used for certain water guns. CPS water guns are powered by a inflated with water. It was patented by Bruce M. D'Andrade as "bladder water gun."