Scale accumulation in a tankless water heater compromises efficiency and performance while increasing maintenance costs. A. O. Smith’s breakthrough X3 Scale Prevention Technology ensures uninterrupted functionality, eliminates the need for scale-related maintenance and extends the lifespan of tankless units three times longer than unprotected units. Now, A. O. Smith is introducing this technology to its non-condensing concentric vent tankless water heaters, offering residential contractors top-of-the-line technology in a lower-cost unit, the company says. Designed to meet the unique needs of industry professionals, the product simplifies installations thanks to contractor-preferred concentric venting. The unit accommodates long venting runs and features quick natural-gas-to-propane field convertibility for added flexibility.

www.aosmith.com