7531-3731 - Pressure control valve Bucher Municipal Cityfant 60/6000, Optifant 70 Water pump Product code: 75313731 Manufacturer's symbol: 75313731 Request quote 75270804 - Control valve Bucher Municipal TAZ/TSZ membrane water spray system 3/4" 24VDC 2/2-directional 75310512 - Water pump Bucher TAZ / TSZ