When performance is critical, the PowerMax Heater provides peak efficiency and easy maintenance in both indoor and outdoor applications. Models range from 500-2000 MBTU per h with 85% efficiency for commercial swimming pool and theme park applications. Today’s PowerMax heater is the result of over 50 years of design and manufacturing experience and is packed with advanced features specific to the commercial swimming pool and water theme park market. Available in seven sizes from 500 to 2000 MBTU per h, the PowerMax heater runs reliably on natural or LP gas and delivers efficiency levels up to 85%. A 10-tube heat exchanger uses finned tubing for the quickest and most efficient heat transfer, and the water heater meets the ASHRAE 90.1 standard for efficiency for use with storage tanks. With superior overall construction and high-efficiency combustion, the PowerMax heater can cut fuel costs significantly compared to conventional water-heating systems, and the savings can amount to thousands of dollars over the life of the equipment.