Lennox

Orifice #58 [0.0420] for various IHP heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

Orifice #57 for various IHP heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

Orifice #55 LP Straight Fitting for various IHP heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

Orifice #54 [0.0550] for various IHP heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

Orifice #51 [0.0670] for various IHP heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

Orifice #50 for various IHP heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

Orifice #46 for various IHP heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

Orifice #46 for various IHP heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

Orifice #46 for various IHP heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

Orifice #44 - LP LSM40 for various IHP heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

Orifice #43 [.0890 Diameter] for various IHP heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

Orifice #43 - LP LSM45 for various IHP heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

Orifice #43 for various IHP heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

Orifice #42 [.0935 Diameter] for various IHP heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

Orifice #28 NG ODGNE for various IHP heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

Orifice #28- NG LSM40 for various IHP heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.