Suburban Water Heater Access Door 6261AEB (4 or 6 Gallon) Compatibility: Suburban Water Heater 4 Gallons/ 6 Gallons Color: Tough Black Material: Steel Outside dimension 14-7/8"x14-7/8" Inside dimension 14-3/4"x14-7/8". Depth 3/8" Features Stands Up To The Elem... See More