SKU: 8781966333
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essential for maintaining airflow during power interruptions
the Siemens 544-577-40 is supplied with a 4-inch stainless steel thermowell as standard
Key Benefits: Engineered for 1
ensuring high-performance monitoring in spaces sensitive to dust
This model features an adjustable set point range of 0 to 70 PSID
Resideo D146M1040 Pressure Regulator 326010-701 essential for maintaining airflow duringFor veteran hydronic contractors managing variable load systems, the Resideo D146M1040 Pressure Regulator is a critical component for eliminating excessive pump head pressure. This 1 1 4" differential pressure regulator is specifically engineered to stabilize the pressure differential between supply and return lines, effectively preventing velocity noise and pump cavitation when zone valves or radiator valves close during low demand cycles. Built with
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