Description
Lennox 50W58 Gasket Kit 321042 401 reducing the need for external reducing the need for external bypass piping the internal bimetal switch acts as a single pole double throw (SPDT) device
Lennox 50W58 Gasket Kit 321042 401 reducing the need for external reducing the need for external bypass piping the internal bimetal switch acts as a single pole double throw (SPDT) device