Suburban Manufacturing is the leading manufacturer and supplier of RV heating, water heating and cooking appliances. Suburban's name is synonymous for quality products that enhance the RV lifestyle. Suburban appliances are known for reliable performance and longevity. It is these innovations and our commitment towards quality that have kept us at the forefront of the industry as the market share leader and made us a trusted partner to RV manufacturers, dealers and enthusiasts everywhere. A replacement panel must be purchased to replace the existing exterior water heater door.