Green Mountain ECR120003800104 GMCB 200 Input MBtu - 95% AFUE Combination Heat & Domestic Natural Gas Hot Water Boiler - Direct Vent

About Green Mountain Boilers GMCB Series

• Combi and Heating-Only Models Available
• Residential and Light Commercial Models
• 95% AFUE - ENERGY STAR
• (95% Thermal Efficiency GMHB380) Up to 6.25:1 Turndown Ratio
• Wall Mounted
• NPT Connections
• Stainless Steel Primary Heat Exchanger
• Combi Models feature Stainless Steel DHW
Heat Exchanger
• Domestic Hot Water priority 3-way valve
• DHW models are equipped with pre-heating function to speed up the delivery of hot water
• Advanced Electronics
• Anti-Wind Function - control automatically adjusts the fan speed to prevent loss of flame and lockouts
• Flame Stabilization - control allows the flame to stabilize before modulating, preventing flame drop outs and recycling
• Frost and Pump Protection
• User display interface features digital temperature display with diagnostics & programmable settings
• Venting
• Polypropylene Twin Pipe or Coaxial
• Warranty
• Residential - 1 Yr. Parts/ 10 Yr. HX
• non-prorated
• Commercial - 1 Yr. Parts/ 5 Yr. HX
• non-prorated

Standard Equipment

• Wall Hung (GMHB 380 is floor standing only)
• Digital Temperature Display with diagnostics and programmable settings
• Electric Ignition Control with Direct Spark Ignitor
• Plug In Boiler Power Cord
• Flame Sensor
• Low Water Pressure Sensor
• High Limit
• Primary Heat Exchanger & Burner: Stainless Steel
• DHW Heat Exchanger: Stainless Steel
• (Combi Models only)
• 30 psi Relief Valve (50psi for GMHB380)
• Venting 2-Pipe Adapter Kit

Optional Equipment

• Outdoor Temperature Sensor
• Indirect Tank Sensor
• CSD-1 Kits Available
• LP Conversion Kits