The Suburban Access Door is designed for 4 or 6-gallon Suburban direct spark or pilot ignition water heaters.• Flush-mount installation adds additional resistance to leaks• No bending flanges or corner gussets required for installation• Pulled tight against the sidewall without the need for screws, providing a cleaner appearance• Made of steel with corrosion-resistant baked enamel for added durability during frequent use• Door Dimensions: 12-1/4" x 12-1/4" (not including frame)• Cutout: 12-3/4" x 12-3/4"• Includes water heater access door, door latch, and mounting hardware Pulled tight against the sidewall providing a cleaner appearance Made of steel with corrosion-resistant baked enamel for added durability 12-3/4"" x 12-3/4"" cutout | Suburban 6255ACW 4-6 Gallon Water Heater Access Door, Colonial White