Fits gas water heaters with a diameter of 22-inches or less and a capacity of 50-gallons Measurements: 21-inches x 21-inches x 18-inches Durable Construction: Constructed of durable, 18-gauge ...

but a 40- or 50-gallon tank is sufficient for most households. If you’re shopping for a gas water heater, consider a condensing unit. It operates at higher efficiency by capturing hot exhaust ...