The AO Smith GDV40 water heater is a reliable and efficient choice for residential usage. It runs on natural gas and has a 40-gallon capacity, providing ample hot water for everyday needs. The sleek grey color and square shape make it a modern addition to any indoor installation. With a weight of 167.00 lbs, it is sturdy and durable. Made of stainless steel, it is resistant to corrosion and ensures long-lasting performance. The water heater has a temperature range of 85 F-140 F, allowing for customized comfort. It can handle a maximum water pressure of 150 PSI and requires a minimum of 15 PSI. The top water connection location and 1/2 inch water connection size make it easy to install. With a first-hour rating of 67 gallons, it has an impressive flow rate of 14.5 gallons per minute and a low flow rate of 1.32 gallons per minute. The electronic ignition system provides convenient and reliable ignition. The digital controls offer precise temperature adjustments. Additionally, this water heater is Energy Star certified, ensuring energy efficiency and cost savings.