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Rosewood paper grain — description and returns beneath the overlapping buy card.
System Efficiency: Restores factory-standard pneumatic response
Tampering with the factory seal will void the safety certification and may compromise the integrity of the boiler system
Engineered Durability: High-quality housing prevents diaphragm leakage and contact pitting in high-cycle environments
preventing nuisance lockouts and delayed ignition cycles
3 is a constant bleed version
Johnson Controls T-4752-201 Thermostat Els PW 17895 System Efficiency: Restores factory-standard pneumaticThe Johnson Controls T 4752 201 is a high volume output pneumatic heating cooling thermostat engineered for precise individual space temperature control in commercial HVAC systems. This dual element controller features automatic changeover logic, operating as 15 psig direct acting for cooling and 20 psig reverse acting for heating sequences. Designed for horizontal mounting, the unit utilizes a sensitive bimetal element to produce a proportional
US$ 29.90
US$ 34.90
US$ 24.90
US$ 29.90
US$ 34.90
US$ 24.90