dürholdt

Measuring, detecting and monitoring instruments, devices and regulators for industrial installations, in particular position regulators, back-pressure regulators, limit switches, pressure switches for industrial fittings; manometers. Fittings for industrial installations, in particular diaphragm valves, tube diaphragm valves, tube pinch valves, shut-off and regulating valves, solenoid valves, non-return valves and non-return clack valves, mudguards, float valves and floats, valves, ball valves, plug valves, safety valves, pressure reduction valves, butterfly valves; accessories for the aforesaid goods, in particular mechanical, electric or pneumatic actuators, position regulators, back-pressure regulators, limit switches, pressure switches. Scientific and technological services, in particular design of industrial installations.