... and pressurized structure, slim valve body, space saving. control valve BNT-85Unique Horizontal valve body, high intension and ... pressurized structure, slim valve body, space saving. Easy to operate, high reliablility.Use safety AC 12V, less ... meter delay, timer meter mix) BNT-851F (Softener valve by meter,timer, meter delay, timer meter mix) ... 4", 1" Drain pipe: 1/2" Automatic Control Valve BNT-85