The Hayward Universal H-Series Natural Gas Heater W3H150FDN is a high-quality and efficient heating solution for your swimming pool. Powered by natural gas, it provides quick and reliable heating to keep your pool at a comfortable temperature. With its universal design, it can easily replace existing heaters and seamlessly integrate into your pool system. The heater features an electronic ignition system for easy and reliable startup, while its durable construction ensures long-lasting performance. The user-friendly interface allows for convenient temperature control and adjustment. Enjoy extended swimming seasons with the Hayward Universal H-Series Natural Gas Heater W3H150FDN.