The Weil-McLain Evergreen line includes 3 models of modulating condensing boiler with a 10:1 turndown. These impressive gas-fueled boilers feature a stainless steel fire tube heat exchanger and non-metallic base. Evergreen Gas Boilers have 95% AFUE (EVG 220/299 models) and 96.5% Combustion Efficiency (EVG 399).

Key Features:

• Stainless Steel Fire Tube Heat Exchanger with non-metallic base
• Floor Standing or Wall Mount Boiler (optional wall mount kit for 220-399 sizes)
• Available in 5 Sizes: 110, 155, 220, 299, 399 MBH
• Modulating Condensing Boiler
• 95% AFUE (110-299); 96.5% Combustion Efficiency (399)
• 4 Pump/Auxiliary Outputs (Example: 1 boiler loop pump +3 zone pumps)
• Up to 8 Multiple Boiler Control with lead/lag rotation
• Modbus^® to BMS connectivity
• Each input can be assigned to a priority (Up to 3 Priorities)
• Multiple Inputs can be assigned one priority (Zone Based Control)
• All Lag Boiler Inputs and Output can be used
• 0-10 Volt Input (modulation or set point)
• Configurable Auxiliary Input/Output System
• Boiler Circulator Included (ECM version with 110-155)