59N - Supply • Horizontal Discharge
59ND - Supply • Horizontal/Vertical Discharge
59NDI - Supply • Horizontal/Vertical Discharge • Insulated
59NI - Supply • Horizontal Discharge • Insulated
59NDR - Supply/Return • Horizontal/Vertical Discharge
59NR - Supply/Return • Horizontal Discharge
59NDRI - Supply/Return • Horizontal/Vertical Discharge • Insulated
59NRI - Supply/Return • Horizontal Discharge • Insulated