Siemens Building Technology 331-2929 Actuator 326010-701 This 5 lb package contains

This 5 lb package contains approximately 28 rods (20-inch length)

For technicians requiring a reliable refrigeration pressure sensor

Are these gaskets compatible with both bronze and cast iron headers

or visible soot buildup due to improper venting

or freezing condensate if the furnace is located in an unconditioned space

Siemens Building Technology 331-2929 Actuator 326010-701 This 5 lb package containsThe Siemens 331 2929 Actuator is a heavy duty No. 4 pneumatic damper actuator designed for professional HVACR installations requiring high torque performance. Featuring a 3 7 psi spring range and a standard 4 inch stroke, this unit is engineered for the gradual or positive actuation of large dampers, mixing boxes, and terminal unit air valves. Built with a rugged, all metal body and a replaceable EPDM rolling diaphragm, this pneumatic damper actuator