A. O. Smith
The commercial Tankless Rack System can deliver up to 1,592,000 Btus and link as many as 20 high-efficiency 199,000-Btu condensing tankless heaters, providing wall-mount, free-standing, and back-to-back installation options.
The CREST Condensing Boiler with Hellcat Combustion Technology features RealTime O2 Trim. This combustion technology includes Feed Forward, Feed Back, Commissioned Trim and Learned Trim to allow the user to set tailored parameters, so the unit can run at peak performance around the clock without needing to make manual adjustments. CREST boilers with Hellcat Combustion Technology feature an O2 sensor exclusively designed for a condensing, hydronic boiler, along with Lochinvar’s SMART TOUCH operating control that adapts to rapidly changing environmental conditions.