This kit safely converts compatible fire tables from liquid propane to natural gas use. It includes a natural gas regulator for optimal performance, a 10-foot-long natural gas hose, a burner air adjustment valve and a natural gas injector.Converts select fire tables from liquid propane to natural gas. For use on 50,000 BTU outdoor heating units. CSA certified. Kit includes: 6-foot-long, 3/8-inch natural gas hose; a quick connect system; a 50,000 BTU gas valve; a burner air adjustment valve; a natural gas injector and an assembly manual. This kit should be installed by a qualified installer or service technician.