Honeywell 14004406-910 Thermostat Cover it typically does not require

it typically does not require a vent line to the atmosphere

or an oversized burner orifice

providing the installation flexibility needed in tight mechanical closets or duct runs

performing reliably under high-temperature cycling

This cover fits securely over the T-4000 chassis

Honeywell 14004406-910 Thermostat Cover it typically does not requireThe Honeywell 14004406 910 serves as a direct replacement component for various commercial pneumatic thermostats, providing a ruggedized interface for sensitive environmental controls. Engineered for versatility, this cover supports both vertical and horizontal mounting orientations, making it a critical stock item for retrofitting older pneumatic systems. The unit features built in temperature scale inserts calibrated for a 60 90 degree Fahrenheit