The AMERICAN WATER HEATER GIDDS-481320 Natural Gas BFG Conversion Kit is designed to convert specific models of American Water Heaters from propane to natural gas. This kit is compatible with models such as FG-40T40, FG-50T40, and FG-50T50. The GIDDS-481320 conversion kit includes all necessary components to safely and effectively convert your water heater to natural gas. It is designed for ease of installation and is compatible with various American Water Heater models. Please ensure that your specific model is listed as compatible before purchasing. Grab yours now!