The unit is adaptable for most heating needs, including light commercial or large residential applications and for single or multi-boiler installations. Evergreen offers quiet operation, an aesthetically pleasing design, floor standing or wall mount options and environmental sustainability.
The boiler’s straightforward and user-friendly design makes installation easy for the contractor, installer or service provider. The unit features a guided setup wizard, an easy to understand graphical user interface, simple controls and 10 heating system presets for quick setup.
For the homeowner who seeks heating comfort while maintaining lower utility bills and a reduced carbon footprint, the Evergreen features an AFUE rating of 95 percent and was recently designated as Most Efficient 2015 by ENERGY STAR, a new distinction that recognizes highly efficient products.
For the residential and light commercial customer who requires a multiple boiler setup, the Evergreen offers the ability to cascade eight boilers together and ZoneStacking up to 24 programmable zones with no external panel required.
ZoneStacking reduces the installation costs and time while increasing reliability. With this advanced control feature, the Evergreen boiler maintains optimal efficiency through lead-lag rotation and balanced heat loading.
In commercial applications, optimal energy efficiency yields reduce energy costs with up to 96.5 percent combustion efficiency. The SmartSequencing feature maximizes energy across all boilers on a system, reducing energy costs. The unit also is certified as low NOx by the South Coast Air Quality Management District (SCAQMD) with less than 20 ppm.
The flexibility of the Evergreen boiler system reduces setup time and costs, as well. Three multiple-boiler sequencing options include smart mode, series mode and parallel mode.
Other key features include:
- Stainless steel, fire-tube heat-exchanger with non-metallic base
- 10 to 1 turndown ratio
- Modbus communication
- Natural or propane gas
- Easy to use setup wizard on familiar interface with innovative technology
- Interactive diagnostic capability
- Sleek, modern design adds aesthetic value to property
- Three available sizes of 220MBH, 299MBH and 399MBH
Additionally, the Evergreen boiler’s compact design offers maneuverability in tight installations, eliminating extra rigging costs. The unit is completely packaged and tested at the manufacturing facility before shipping. No job site assembly is required.
For demanding hot-water applications, the high performance Evergreen boiler pairs seamlessly with the efficient and durable AHRI Certified line of Weil-McLain AquaPlus Indirect Fired Water Heaters.