Johnson Controls T-4000-3145 Plastic Cover Ensure the setting matches the

Ensure the setting matches the furnace manufacturer's original safety limit specifications to prevent overheating or nuisance tripping

Visual Efficiency: Integrated set point window enables quick setpoint monitoring without exposing internal pneumatic components

Contractor-Grade Durability: Capable of operating in ambient temperatures up to 150°F

Replacing a cracked or slipping slinger with the SLG0056 prevents premature bearing failure and eliminates the "pinging" or "sloshing" sounds caused by poor condensate management

Johnson Controls T-4000-3145 Plastic Cover Ensure the setting matches theMaintain the integrity of your pneumatic control systems with the Johnson Controls T 4000 3145, a professional grade replacement vertical plastic thermostat cover. Designed specifically for the legacy T 4000 series, this white thermostat cover plate features a clean, high impact plastic construction that protects sensitive pneumatic sensing elements from ambient dust and physical impact. As a genuine OEM Johnson Controls replacement part, it ensures a