To meet the needs of virtually any residential or commercial property, the Alliance SL indirect water heaters are available in five sizes: 27, 35, 50, 70 and 119. Whether it is a three-story house or a 30-story apartment building, there's an Alliance SL indirect water heater for the job. Trust your equipment needs to the Leffler Energy folks who live and work where you do.
Rating at 135°F
Please call us at 877.827.9317 to speak with a qualified representative.
Service is key to maintaining the longevity of your home heating system. With over 20 years of experience, our certified service technicians are all licensed and bonded. From installations of new equipment to tune-ups for existing equipment, our local customer service teams and technicians have everything they need and are always available to help you, whenever you need them, 24/7, all year. The Alliance SL Indirect Water Heater is available with an optional lifetime warranty. Please see your representative for more details. Find out more about our heating equipment Service Plans >