Modine 55403 Gas Conversion Kit – NG to LP
The Modine 55403 is a natural gas to liquid propane conversion kit. It is used to convert Modine Conversion HD/HDB/HDS/HDC/PTP/BTP/PTS/BTS 150 Models. Modine 53296 Gas Conversion Kit – LP to NG. Rinnai Gas Conversion Kit NG to LP.