American MTM-199X3-N Adapt SC 199,000 BTU Natural Gas Tankless Water Heater with X3 Scale Prevention Technology

Adapt Standard Condensing Tankless water heaters with X3 Scale Prevention Technology deliver exceptional on-demand performance and provide flexibility for installation in various residential settings. X3 models integrate patented Scale Prevention Technology, eliminating the need for annual descaling and extending the unit's lifespan up to three times compared to unprotected models. These models are ENERGY STAR certified with a Uniform Energy Factor (UEF) of 0.95, and comply with Ultra Low NOx emission standards. A maximum flow rate of 10.5 GPM ensures reliable hot water delivery even under demanding conditions.

Adapt water heaters are versatile and easy to install, featuring both indoor and outdoor setups with universal venting options. Cascade up to 12 like units for demanding applications. A primary copper heat exchanger and secondary stainless steel heat exchanger mean these units are built to last. With a 15-year limited warranty on the heat exchanger and a 5-year warranty on parts for residential applications, these water heaters provide peace of mind and long-term value for homeowners.

Features:

• ENERGY STAR certified with a UEF of 0.95.

• Ultra Low NOx complies with SCAQMD Rule 1146.2.

• Integrated X3 Scale Prevention Technology eliminates the need for annual descaling and extends the unit's lifespan up to three times compared to unprotected models.

• Compact design suitable for indoor and outdoor installations.

• Cascade up to 12 like units for demanding applications.

• Durable heat exchangers ensure reliability, with commercial-grade copper for superior heat transfer and stainless steel for corrosion resistance.

• Approved for installation in manufactured homes.

• Outdoor-rated power cord standard on every unit.

• Flexible venting with PVC, CPVC, Polypropylene, or ABS Pipe (solid core only).

• Can be installed indoors or outdoors (outdoor vent cap kit sold separately).

Specifications: