Johnson Controls T-4000-3141 Plastic Cover making it the standard choice

making it the standard choice for low-pressure natural gas or propane applications where tight manifold pressure control is required

For contractors performing professional HVAC inducer motor repair

125-inch reach

For technicians performing HVAC troubleshooting on York

ensuring proper flame geometry and ignition reliability

Johnson Controls T-4000-3141 Plastic Cover making it the standard choiceThe Johnson Controls T 4000 3141 is a commercial grade pneumatic thermostat cover designed for horizontal mounting configurations within HVAC control systems. Engineered for T 4000 series thermostats, this white plastic enclosure features a single setpoint window to allow for clear visibility of calibration without compromising the protection of the internal bimetal sensing elements. The unit is designed with a clean, low profile aesthetic featuring