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HVAC technicians trust the 89M78 for its strict +/- 5% tolerance and 10
5 HP load for safe operation
Q1 Bushing Compatibility: Utilizes a split taper design for a reliable interference fit on various shaft diameters
the EK164 is a dedicated liquid line filter drier
A significant technical advantage is the Teflon-coated spool and body
Siemens Building Technology 242-00212 Valve Assembly 319847-401 HVAC technicians trust the 89M78The Siemens 242 00212 is a heavy duty 2 way normally closed zone valve engineered for precision control in hydronic heating and cooling systems. Built with a 3 4" NPT brass body and robust brass trim, this assembly handles a 4. 1 Cv linear flow rate, making it ideal for baseboard radiation, convectors, and fan coil units. The integrated 24Vac spring return actuator ensuring a failsafe close upon power loss, preventing unauthorized flow and protecting
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