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All Models Feature an Exclusive 3-Position Rotatable Blower Outlet which Adds Flexibility
Protected Sensor that Detects the Presence of Flammable Vapors and Automatically Disables the Burner to Prevent Ignition
Air Intake Snorkel Elevates the Inlet Location of Combustion Air to Prevent Flammable Vapors from Entering the Sealed Combustion Chamber
Reduced NOx Emissions Comply with Air Quality Management District Regulations
Built-In Heat Traps on the Water Inlet and Outlet Reduce the Amount of Heat Lost through Piping
Dip Tube Reduces Lime and Sediment Buildup and Maximizes Hot Water Output, Made from Long Lasting PEX Cross-Linked Polymer
Blue Diamond Glass Coating Provides Superior Corrosion Resistance Compared to Industry Standard Glass Lining
State-Of-The-Art Electronic Gas Control Provides More Precise Temperature Control
Drain Valve Uses a Standard Female Hose Fitting that Allows for Fast and Easy Draining During Maintenance
All Models Approved for Installation from Sea Level to 10100 Ft Elevation
2" Pipe Vents up to 50 Equivalent Feet, 3" Pipe Vents up to 125 Equivalent Feet, 4" Pipe Vents up to 180 Equivalent Feet
Energy Star® Qualified
AHRI Certified
Lead-Free
All Models Feature an Exclusive 3-Position Rotatable Blower Outlet which Adds Flexibility
Protected Sensor that Detects the Presence of Flammable Vapors and Automatically Disables the Burner to Prevent Ignition
Air Intake Snorkel Elevates the Inlet Location of Combustion Air to Prevent Flammable Vapors from Entering the Sealed Combustion Chamber
Reduced NOx Emissions Comply with Air Quality Management District Regulations
Built-In Heat Traps on the Water Inlet and Outlet Reduce the Amount of Heat Lost through Piping
Dip Tube Reduces Lime and Sediment Buildup and Maximizes Hot Water Output, Made from Long Lasting PEX Cross-Linked Polymer
Blue Diamond Glass Coating Provides Superior Corrosion Resistance Compared to Industry Standard Glass Lining
State-Of-The-Art Electronic Gas Control Provides More Precise Temperature Control
Drain Valve Uses a Standard Female Hose Fitting that Allows for Fast and Easy Draining During Maintenance
All Models Approved for Installation from Sea Level to 10100 Ft Elevation
2" Pipe Vents up to 50 Equivalent Feet, 3" Pipe Vents up to 125 Equivalent Feet, 4" Pipe Vents up to 180 Equivalent Feet
Energy Star® Qualified
AHRI Certified
Lead-Free
Heating perfection and long-term protection
Every Ultra boiler is hydrostatically tested to ASME standards and test fired
Backed by Weil-McLain quality and a warranty that provides peace of mind
Unrivaled technical and field sales support
From North America's leading boiler manufacturer with over 135 years of proud history
Designed to operate in low temperature condensing applications
Outdoor reset and domestic hot water priority
Modulates with 5:1 turn-down ratio
High grade stainless steel burner features quiet operation
U-Control gives you the power for easy set-up and maintenance
Back-lit LCD display and simple programming buttons make entering and receiving information easy
Energy Star® Rated
Anode Rod For Maximum Corrosion Protection
Cabinet Has Bonderized Undercoat With Baked Enamel Finish
Zinc plated copper sheaths for longer life
Anode Rod For Maximum Corrosion Protection
Cabinet Has Bonderized Undercoat With Baked Enamel Finish
Zinc plated copper sheaths for longer life
Anode Rod For Maximum Corrosion Protection
Cabinet Has Bonderized Undercoat With Baked Enamel Finish
Zinc plated copper sheaths for longer life
Anode Rod For Maximum Corrosion Protection
Cabinet Has Bonderized Undercoat With Baked Enamel Finish
Zinc plated copper sheaths for longer life
Heating perfection and long-term protection
Every Ultra boiler is hydrostatically tested to ASME standards and test fired
Backed by Weil-McLain quality and a warranty that provides peace of mind
Unrivaled technical and field sales support
From North America's leading boiler manufacturer with over 135 years of proud history
Designed to operate in low temperature condensing applications
Outdoor reset and domestic hot water priority
Modulates with 5:1 turn-down ratio
High grade stainless steel burner features quiet operation
U-Control gives you the power for easy set-up and maintenance
Back-lit LCD display and simple programming buttons make entering and receiving information easy
Energy Star® Rated
Anode Rod For Maximum Corrosion Protection
Cabinet Has Bonderized Undercoat With Baked Enamel Finish
Zinc plated copper sheaths for longer life
Heating perfection and long-term protection
Every Ultra boiler is hydrostatically tested to ASME standards and test fired
Backed by Weil-McLain quality and a warranty that provides peace of mind
Unrivaled technical and field sales support
From North America's leading boiler manufacturer with over 135 years of proud history
Designed to operate in low temperature condensing applications
Outdoor reset and domestic hot water priority
Modulates with 5:1 turn-down ratio
High grade stainless steel burner features quiet operation
U-Control gives you the power for easy set-up and maintenance
Back-lit LCD display and simple programming buttons make entering and receiving information easy
Energy Star® Rated