Vulcan is an eco friendly water treatment system thatprotects your piping & system against scale deposits and rust. TheVulcan Impulse Technology is based on the principle of physical watertreatment. Special electronic impulses change the crystallization process ofliquid calcium. This way the hard scale loses its adhesive power. Thetechnology works exclusively with capacitive electric impulses. Our IndustrialLine units treat pipe diameters from 1/2" to 40" and have beendesigned to provide solutions for different kinds of industries.