W.N. Best is delivering the "New Standard" for boiler equipment upgrades. The Xplus Combustion System fully integrates the burner with "state-of-the-art" monitoring and controls. Throughout the entire development process, the burner design has included the requirement for repeatable, balanced and optimum fuel and air flow control. The result is a high quality burner that achieves and maintains overall fired equipment energy efficiency and low emissions. Most importantly, boiler owners are offered a single source for engineering, manufacturing, and field commissioning responsibilities that is unrivaled in the industry.