this specific kit is precision-engineered only for the 1/2" 38-200 series

and Luxaire gas furnaces that require a

This HVAC replacement part is built to withstand commercial environments

If the sensor remains open during heavy frost

0472 inch orifices and regulator adjustment components for a complete gas changeover

Johnson Controls T-4000-2140 Plastic Cover this specific kit is precision-engineeredThe Johnson Controls T 4000 2140 is a high durability beige plastic cover engineered specifically for horizontal mounted thermostats within the T 4000 series pneumatic control family. This rugged thermostat cover provides essential protection for bimetal sensing elements while maintaining a professional aesthetic with the integrated Johnson Controls logo. Designed for utility and precision, the faceplate features a high visibility F C thermometer for