Model UDX400, 83% Efficient, Natural Gas (AA1) Unit Heater - 400Mbtu 115v 1 Phase (AK1) ODP (AL1) 1 Stage Valve Gas Control Aluminized Heat Exchanger Close Mesh (AZ0) Inlet Guard Single Unit (AV2) Vent Option

Model UDX200, 83% Efficient, Natural Gas (AA1) Unit Heater - 200Mbtu 115v 1 Phase (AK1) ODP (AL1) 1 Stage Valve Gas Control Aluminized Heat Exchanger Close Mesh (AZ0) Inlet Guard Single Unit (AV2) Vent Option

83% 115V NG Heater 400Mbtu

Model UDX125, 83% Efficient, Natural Gas (AA1) Unit Heater - 125Mbtu 115v 1 Phase (AK1) ODP (AL1) 1 Stage Valve Gas Control Aluminized Heat Exchanger Close Mesh (AZ0) Inlet Guard Single Unit (AV2) Vent Option

Model UDX30, 82% Efficient, Natural Gas (AA1) Unit Heater - 30Mbtu 115v 1 Phase (AK1) ODP (AL1) 1 Stage Valve Gas Control Aluminized Heat Exchanger Close Mesh (AZ0) Inlet Guard Single Unit (AV2) Vent Option

Model UDX45, 83% Efficient, Natural Gas (AA1) Unit Heater - 45Mbtu 115v 1 Phase (AK1) ODP (AL1) 1 Stage Valve Gas Control Aluminized Heat Exchanger Close Mesh (AZ0) Inlet Guard Single Unit (AV2) Vent Option

Model UDX60, 83% Efficient, Natural Gas (AA1) Unit Heater - 60Mbtu 115v 1 Phase (AK1) ODP (AL1) 1 Stage Valve Gas Control Aluminized Heat Exchanger Close Mesh (AZ0) Inlet Guard Single Unit (AV2) Vent Option

Model UDX75, 83% Efficient, Natural Gas (AA1) Unit Heater - 75Mbtu 115v 1 Phase (AK1) ODP (AL1) 1 Stage Valve Gas Control Aluminized Heat Exchanger Close Mesh (AZ0) Inlet Guard Single Unit (AV2) Vent Option

Model UDX100, 83% Efficient, Natural Gas (AA1) Unit Heater - 100Mbtu 115v 1 Phase (AK1) ODP (AL1) 1 Stage Valve Gas Control Aluminized Heat Exchanger Close Mesh (AZ0) Inlet Guard Single Unit (AV2) Vent Option

Model UDX150, 83% Efficient, Natural Gas (AA1) Unit Heater - 150Mbtu 115v 1 Phase (AK1) ODP (AL1) 1 Stage Valve Gas Control Aluminized Heat Exchanger Close Mesh (AZ0) Inlet Guard Single Unit (AV2) Vent Option