Boilers - Service 1 Plumbing, Heating & A/C, Inc

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All boilers are judged by an efficiency rating, known as Annual Fuel Utilization Efficiency (AFUE). These days, all boilers that are currently produced must have an AFUE of 80% or better. All of our offered boilers are at or above this efficiency rating.

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Dunkirk Gas Boilers

Feature Comparison Boiler
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Boiler
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Model Family ECR97 Q95 Q90 XL
Annual Fuel Utilization Efficiency Up to 97% AFUE Up to 95% AFUE Up to 90% AFUE Up to 81.6% AFUE
Energy Star Rated Energy Star Rated Energy Star Rated Energy Star Rated No
Heat Exchanger Warranty 15 Year Limited Warranty 15 Year Limited Warranty 15 Year Limited Warranty 20 Year Limited Warranty
Warranty 1 Year Warranty 1 Year Warranty 1 Year Warranty 1 Year Warranty
Manufacturer’s Stated Benefits
  • Heat Exchanger: Cast Aluminum
  • Combustion: Sealed Combustion
  • Venting: Direct Vent
  • Boiler Type: Hot Water
  • Boiler Control Module: HSI Integrated Boiler Control
  • Combination Hydrolevel High Limit and LWCO with boiler water temperature reset feature
  • Heat Exchanger: Cast Aluminum Heat Exchanger
  • Combustion: Stainless Steel Premix Burner
  • Induced Draft Blower with adjustable exhaust (front, right side or rear), Inducer Motor Assembly includes 5′ schedule 80 2
  • Electrical: Junction Box, Transformer and Wiring Harness
  • Textured painted steel jacket
  • Temperature/Pressure Gauge
  • 30 PSI Safety Relief Valve
  • Pressure Switch(es)
  • Low Profile Condensate Trap
  • Air Vent
  • Leveling Legs
  • Capacity: 50 – 75 – 100 MBH
  • Heat Exchanger: Cast Aluminum
  • Combustion: Sealed Combustion
  • Venting: Direct Vent
  • Boiler Type: Hot Water
  • Boiler Control Module: HSI Integrated Boiler Control
  • Combination Hydrolevel High Limit and LWCO with boiler water temperature reset feature
  • Heat Exchanger: Cast Aluminum Heat Exchanger
  • Combustion: Stainless Steel Premix Burner
  • Induced Draft Blower with adjustable exhaust (front, right side or rear), Inducer Motor Assembly includes 5′ schedule 80 2
  • Electrical: Junction Box, Transformer and Wiring Harness
  • Textured painted steel jacket
  • Temperature/Pressure Gauge
  • 30 PSI Safety Relief Valve
  • Pressure Switch(es)
  • Low Profile Condensate Trap
  • Leveling Legs
  • Capacity: 50 – 75 – 100 MBH
  • Heat Exchanger: Cast Aluminum
  • Combustion: Sealed Combustion
  • Venting: Direct Vent
  • Boiler Type: Hot Water
  • Boiler Control Module: HSI Integrated Boiler Control
  • Combination Hydrolevel High Limit and LWCO with boiler water temperature reset feature
  • Heat Exchanger: Cast Aluminum Heat Exchanger
  • Combustion: Stainless Steel Premix Burner
  • Induced Draft Blower with adjustable exhaust (front, right side or rear), Inducer Motor Assembly includes 5′ schedule 80 2
  • Electrical: Junction Box, Transformer and Wiring Harness
  • Textured painted steel jacket
  • Temperature/Pressure Gauge
  • 30 PSI Safety Relief Valve
  • Pressure Switch(es)
  • Low Profile Condensate Trap
  • Leveling Legs
  • Capacity: 50 – 75 – 100 – 125 – 150 – 170 – 200 MBH
  • Heat Exchanger: Cast Iron
  • Combustion: Atmospheric
  • Venting: Chimney Vent
  • Boiler Type: Hot Water
  • Recessed Fuel Smart Hydrostat Temperature Limit, LWCO and Boiler Reset Control with Circulator Relay and Domestic Hot Water Inpu
  • Temperature LED display with dial-type settings and diagnostic indicator lights.
  • Heat Exchanger: Cast Iron Sections with Cast Iron Push Nipples
  • Flame Roll-Out Safety Shut-Off and Manual Reset Blocked Vent Safety Shut-Off.
  • Boiler Jacket
  • Integral Draft Diverter
  • Combination Temperature/Pressure Gauge
  • Circulator Pump
  • 3/4
  • ASME Relief Valve

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