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No batteries are required for operation
The Johnson Controls T-4506-209 is a reliable pneumatic room thermostat featuring dual temperature control
True: 875587
and a Buna-N diaphragm
The Marathon U758-P is a one horsepower
SIEMENS 254-01119 Zone Valve Assembly 24V Equal Percentage Control 1/2 Inch NPT voomi_id_4839 No batteries are required forProduct Description The Siemens 254 01119 Zone Valve Assembly is a highly efficient solution for controlling the flow of hot or chilled water in various HVAC systems. Its robust design features a two way, normally open, linear flow with a bronze body and a floating actuator, suitable for use in fan coil units, convectors, and reheat coils. Non spring return ensures reliable operation and durability. Features a brass body with chrome plated brass ball
