Includes: Everything you need to convert your Real Flame Riverside 48" (590LP) or 58" (592LP) oval propane fire pit from propane to natural gas. Includes 10 Ft Natural Gas Hose with quick connection socket, air mixer sleeve and orifice. NG conversion plaque and instruction manual. One Year Warranty. Compatible: Specifically optimized to connect your existing Real Flame Riverside 48" (590LP) or 58" (592LP) Oval Propane Fire Pit. Safety: This natural gas conversion kit is CSA certified and weather and rust resistant. Installation must be done by a certified natural gas technician. Weather resistant. Assembly: Full assembly required. The estimated time to assemble is 30 minutes. Additional tools required: Phillips screwdriver and crescent wrenches. This natural gas conversion kit includes everything you need to convert the Real Flame Riverside 48" (590LP) or 58" (592LP) oval propane fire pit from liquid propane to natural gas. Includes natural gas hose with quick connection socket, sleeve and orifice. This natural gas conversion kit is CSA certified and weather and rust resistant. Installation must be done by a certified natural gas technician. At Real Flame Company, we are committed to providing beautifully designed, safe, high-quality indoor electric fireplaces, outdoor gas fire pits and accessories, and outdoor furniture.