Hayward Universal 350,000 BTU H-Series Natural Gas Low NOx

Combining advanced technology with universal-fit flexibility, the Hayward Universal H-Series heater is a smart choice for virtually any new installation or existing system upgrade. Delivering a state-of-the-industry performance, outstanding energy efficiency, extremely low NOx emission levels and legendary durability and reliability. A choice of left-side or right-side electric, gas and water connections gives the Universal H-Series heaters unprecedented installation flexibility. This enhanced adaptability – coupled with lightweight design, modern low-profile appearance and only front-panel access required for installation and service – ensures compatibility with virtually all new or existing systems and equipment pad conditions.

Key Features:

• STANDARD Cupro-Nickel Heater Exchanger – Totally managed flow provides exceptional corrosion resistance and erosion protection. Ideal for today’s salt-based electronic chlorination systems

• Superior Hydraulic Performance – Industry-leading hydraulic performance saves energy by reducing circulation pump run time

• State-of-the-Art Finn Plate Heat Exchanger – With special V-groove design for faster heating and longer life

• Insulated Fire Tile Combustion Chamber – Unlike older forms of insulation, Fire Tile securely traps the heat, delivering the most performance from each BTU

• Hot-Surface Silicon Nitride Ignition System – Exclusive silicon nitride ignition system for dependable lighting and reliable operation

• Dual Voltage – Installation is simplified with voltage that adapts to either 110V or 220V

• Universal Wiring Junction Boxes – High and low voltage connections are easy and convenient with left and right side junction boxes

• Digital LED Control Panel / Electronic Control – Display maintains water temperature; monitors heater performance with self-diagnostic capability

• Low NOx Emissions – Environmentally responsible

Hayward is always looking for ways to make pool and spa ownership as affordable and effortless as possible. Our Universal H-Series pool and spa heaters combine advanced technology with universal-fit flexibility, making them a smart choice for virtually any new installation or system upgrade. They deliver state-of-the-industry performance, save up to 18% on energy costs, have extremely low NOx emission levels and a legendary reputation for durability. They’re offered in 150,000, 200,000, 250,000, 300,000, 350,000 and 400,000 BTU/hr. models.

• DURABILITY AND STANDARD

Built with a durable Cupro nickel heat exchanger, Universal H-Series heaters offer exceptional protection against corrosion and premature failure caused by unbalanced water chemistry, ensuring you get season after season of premium heating performance

• FAST, EFFICIENT PERFORMANCE

Universal H-Series heaters boast industry-leading hydraulic performance coupled with lightning-fast speed-to-heat capability. In fact, the powerful 500,000 BTU model is the fastest in its class, giving you less time to wait and more time in the water

• EASY ON THE ENVIRONMENT

Designed with “totally managed” water flow, Universal H-Series heaters save energy (and money) by reducing pump run time. Their low NOx emissions meet air quality standards in all low-NOx areas, so you can rest easy knowing their environmental impact is low

1 Year Manufacturer's Warranty from the date of installation. Please refer to Owners Manual for more details.