Reznor 131449 Limit Switch Veteran technicians recognize the CO-11

Veteran technicians recognize the CO-11 gasket as the industrial standard for refurbishing McDonnell & Miller 63 series units

Can this link be field-installed to change a damper's temperature rating

it allows system pressures to equalize

The McDonnell & Miller 304100 Head Gasket (Model F-26) is a critical sealing component engineered specifically for high-performance boiler water feeders and low water cut-off systems

Corrosion Protection: High-grade finish resists oxidation in moisture-prone combustion environments

Reznor 131449 Limit Switch Veteran technicians recognize the CO-11The Reznor 131449 Limit Switch is a critical OEM replacement part designed for integration into gas fired unit heaters and industrial HVAC systems. This 110F CO Auto Limit Switch functions as a high limit safety cut out, automatically breaking the electrical circuit if internal temperatures reach the 110F threshold. Engineered for heavy duty industrial heating equipment, this component helps prevent heat exchanger damage and ensures safe operational