Lpg Gas Fuse - Leak Test System

Premier LPG GAS FUSE, m-POL to f-POL, (goes into 4 , 4.5 and 9kg bottles) before regulator, detects dangerous gas leaks and automatically cuts off supply. To check for leaks, turn gas bottle on, to pressurize the gas lines, then turn off gas. If gauge moves down in presure a leak somewhere. Isolate certain parts of gas lines using existing taps and retest. Features. Indicates low gas. Automatic shut off. For use with 4, 4.5 and 9kg bottles.