... fire hydrants,with better surface finish and competitive prices surface box:1. different type and size/duty moulds for water meter ... ,hydrant 2. cast iron/ductile iron surface box,standard DIN4055,4056,4057, 4058,4059 DIN3581,3582,3583 MaterialGrey ... / 3584/ 3585ApplicationUnderground / Ground high quality water meter cast iron surface box