Laars’ new Mighty Stack volume water heater combines the Mighty Therm 2 boiler with an 80-gallon storage tank resulting in 199, 300 and 399 MBH sizes fueled by natural or propane gas. With less than 10 ppm NOx emissions, the sealed-combustion Mighty Stack offers 83% thermal efficiency and meets low-lead requirements. This light commercial product is designed for apartments, restaurants, hotels, laundries, schools and businesses. Key assets include its small footprint, a removable upper boiler section for easy handling, common venting, and up to 50 feet of Category I or II venting. A steel cabinet allows the Mighty Stack to install indoors or outdoors. It meets ASHRAE 90.1 requirements. Laars offers five-year tank and 10-year heat exchanger warranties.
AHR Expo Booth No. 2624
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