The Challenger, Triangle Tube’s high efficiency condensing gas boiler, features a newly upgraded system that allows for an AFUE of 95%– making it more energy efficient than ever. The Challenger has a reliable copper tube/aluminum block heat exchanger paired with an advanced control that automatically regulates the capacity of the boiler. As an added benefit to service professionals, every Challenger comes with a free Timesaver Primary-Secondary Manifold to ensure the best installation possible for optimal performance. With this added bonus, Triangle Tube is helping contractors save on piping design and build time so they’re off to the next job much faster. Other features and benefits include: ease of maintenance with fewer internal parts, a small footprint, Combi options -which fully condense in space heating and DHW mode and additional savings when paired with a Comfort indirect fired water heater. Available in 5 Solo models, ranging from 50 to 145 MBH, and 2 Combi models, the Challenger serves as an ideal heating solution for smaller applications.