Siemens Building Technology 331-2929 Actuator 326010-701 For a professional-grade repair that

For a professional-grade repair that meets factory specifications

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

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

Its high-tensile construction ensures a reliable seal even under the fluctuating thermal loads common in modern condensing units and furnace assemblies

or visible soot buildup due to improper venting

Siemens Building Technology 331-2929 Actuator 326010-701 For a professional-grade repair thatThe 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