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  • INSTALLATION AND SERVICE MANUAL SG SERIES BOILERS

    2017-2-2u2002·u2002SG Series Boilers – Installation and Service Manual 7 1.3 LIGHTING INSTRUCTIONS FOR INTERMITTENT ELECTRONIC IGNITION WITH COMBINATION GAS VALVE. 1. This boiler is equipped with an ignition device which automatically lights the pilot. Do not try to light the pilot by hand. Ensure gas supply to the boiler is turned on. 2. STOP!

    Get Price
  • Gas Fired Stainless Steel Hot Water Boiler – Boiler Catalogue

    Gas-Fired Hot Water Boiler – Utica Boilers. Gas-Fired Hot Water Boiler MGB MGC There Are Some Things You Can Always Depend On… PN 240009709 Rev. 1-28-20 Up to 83.9% AFUE Energy saving features include the electronic ignition system and motorized vent damper to …

    Get Price
  • Model CBLE Boilers 125-800HP - Waterloo Manufacturing

    2016-9-22u2002·u2002Model CBLE 125-800 HP Boilers 4 Rev. 2 13 FEATURES AND BENEFITS The Cleaver-Brooks Model CB Boiler - the premium firetube on the market today - includes the four-pass dryback design, five square feet of heating surface per boiler

    Get Price
  • GAS-FIRED HOT WATER BOILERS - ecrdocuments.com

    2021-10-19u2002·u2002GAS-FIRED HOT WATER BOILERS INSTALLATION, OPERATION & MAINTENANCE MANUAL C.S.A. Certified for Natural gas or Propane Tested for 50 psi. ASME Working Pressure. 2 Fully Assembled Boiler Vent Damper Pump (Optional) *Drain Valve *ASME Safety Relief Valve *Tridicator *Fuse Link w/

    Get Price
  • Gas-Fired Water Boilers

    GWB8-299E-3, 83.7% AFUE, Gas-Fired Water Boiler with Taco, 299,000 Btuh, 14.4 Gallon, Natural or LP Gas

    Get Price
  • Munchkin Gas-Fired Hot Water Boiler Heater Manual PDF

    Munchkin Gas-fired Hot Water Boiler Manual. Download Manual of Munchkin Gas-Fired Hot Water Boiler Boiler, Heater for Free or View it Online on All-Guides.com. This version of Munchkin Gas-Fired Hot Water Boiler Manual compatible with such list of devices, as: 140M, 199M, 399M, T50M, T80M. D. Exhaust V ent and Intak e Air V ent Pipe Location.

    Get Price
  • Munchkin Gas-Fired Hot Water Boiler Heater Manual PDF

    Munchkin Gas-fired Hot Water Boiler Manual. Download Manual of Munchkin Gas-Fired Hot Water Boiler Boiler, Heater for Free or View it Online on All-Guides.com. This version of Munchkin Gas-Fired Hot Water Boiler Manual compatible with such list of devices, as: Gas-Fired Hot Water Boiler, 199M, 80M, T50M, T80M. Brand: Munchkin.

    Get Price
  • Installation Drawings - HTP - Water and Space Heating

    2014-7-21u2002·u20029. Multiple boilers and storage tanks shall be installed with reverse return piping (as shown). 10. Mixing valves are recommended on all tanks if hot water temperature is above 119oF. 11. Expansion tank must be rated for use with potable water. 12. Use either indirect/tank sensor or system/pipe sensor mounted on common return to the boiler. 13.

    Get Price
  • HOT WATER/GAS Modular Boilers APPLICATION GUIDE

    2020-4-29u2002·u2002HOT WATER/GAS Modular Boilers APPLICATION GUIDE Publication No. CG-10-HWG Printed in the U.S.A. 1212 www.slantfin.com Guidelines for the design, purchase and installation of Slant/Fin Caravan gas-fired, hot water modular boiler systems.

    Get Price
  • Home Heating: Understanding Hot Water Boiler Systems

    2021-5-15u2002·u2002Gas-fired hot water boilers must have a minimum AFUE rating of 82 percent, while for gas-fired steam boilers, the minimum is 80 percent. For an oil-fired boiler, these ratings are 84 percent for hot water and 82 percent for steam. To earn the ENERGY STAR label, oil boilers must have an AFUE rating of at least 87 percent, while the minimum for ...

    Get Price
  • INSTALLATION AND SERVICE MANUAL SG SERIES BOILERS

    2017-2-2u2002·u2002SG Series Boilers – Installation and Service Manual 7 1.3 LIGHTING INSTRUCTIONS FOR INTERMITTENT ELECTRONIC IGNITION WITH COMBINATION GAS VALVE. 1. This boiler is equipped with an ignition device which automatically lights the pilot. Do not try to light the pilot by hand. Ensure gas supply to the boiler is turned on. 2. STOP!

    Get Price
  • Gas Fired Stainless Steel Hot Water Boiler – Boiler Catalogue

    Gas-Fired Hot Water Boiler – Utica Boilers. Gas-Fired Hot Water Boiler MGB MGC There Are Some Things You Can Always Depend On… PN 240009709 Rev. 1-28-20 Up to 83.9% AFUE Energy saving features include the electronic ignition system and motorized vent damper to …

    Get Price
  • Model CBLE Boilers 125-800HP - Waterloo Manufacturing

    2016-9-22u2002·u2002Model CBLE 125-800 HP Boilers 4 Rev. 2 13 FEATURES AND BENEFITS The Cleaver-Brooks Model CB Boiler - the premium firetube on the market today - includes the four-pass dryback design, five square feet of heating surface per boiler

    Get Price
  • GAS-FIRED HOT WATER BOILERS - ecrdocuments.com

    2021-10-19u2002·u2002GAS-FIRED HOT WATER BOILERS INSTALLATION, OPERATION & MAINTENANCE MANUAL C.S.A. Certified for Natural gas or Propane Tested for 50 psi. ASME Working Pressure. 2 Fully Assembled Boiler Vent Damper Pump (Optional) *Drain Valve *ASME Safety Relief Valve *Tridicator *Fuse Link w/

    Get Price
  • Gas-Fired Water Boilers

    GWB8-299E-3, 83.7% AFUE, Gas-Fired Water Boiler with Taco, 299,000 Btuh, 14.4 Gallon, Natural or LP Gas

    Get Price
  • Munchkin Gas-Fired Hot Water Boiler Heater Manual PDF

    Munchkin Gas-fired Hot Water Boiler Manual. Download Manual of Munchkin Gas-Fired Hot Water Boiler Boiler, Heater for Free or View it Online on All-Guides.com. This version of Munchkin Gas-Fired Hot Water Boiler Manual compatible with such list of devices, as: 140M, 199M, 399M, T50M, T80M. D. Exhaust V ent and Intak e Air V ent Pipe Location.

    Get Price
  • Munchkin Gas-Fired Hot Water Boiler Heater Manual PDF

    Munchkin Gas-fired Hot Water Boiler Manual. Download Manual of Munchkin Gas-Fired Hot Water Boiler Boiler, Heater for Free or View it Online on All-Guides.com. This version of Munchkin Gas-Fired Hot Water Boiler Manual compatible with such list of devices, as: Gas-Fired Hot Water Boiler, 199M, 80M, T50M, T80M. Brand: Munchkin.

    Get Price
  • Installation Drawings - HTP - Water and Space Heating

    2014-7-21u2002·u20029. Multiple boilers and storage tanks shall be installed with reverse return piping (as shown). 10. Mixing valves are recommended on all tanks if hot water temperature is above 119oF. 11. Expansion tank must be rated for use with potable water. 12. Use either indirect/tank sensor or system/pipe sensor mounted on common return to the boiler. 13.

    Get Price
  • HOT WATER/GAS Modular Boilers APPLICATION GUIDE

    2020-4-29u2002·u2002HOT WATER/GAS Modular Boilers APPLICATION GUIDE Publication No. CG-10-HWG Printed in the U.S.A. 1212 www.slantfin.com Guidelines for the design, purchase and installation of Slant/Fin Caravan gas-fired, hot water modular boiler systems.

    Get Price
  • Home Heating: Understanding Hot Water Boiler Systems

    2021-5-15u2002·u2002Gas-fired hot water boilers must have a minimum AFUE rating of 82 percent, while for gas-fired steam boilers, the minimum is 80 percent. For an oil-fired boiler, these ratings are 84 percent for hot water and 82 percent for steam. To earn the ENERGY STAR label, oil boilers must have an AFUE rating of at least 87 percent, while the minimum for ...

    Get Price
  • INSTALLATION AND SERVICE MANUAL SG SERIES BOILERS

    2017-2-2u2002·u2002SG Series Boilers – Installation and Service Manual 7 1.3 LIGHTING INSTRUCTIONS FOR INTERMITTENT ELECTRONIC IGNITION WITH COMBINATION GAS VALVE. 1. This boiler is equipped with an ignition device which automatically lights the pilot. Do not try to light the pilot by hand. Ensure gas supply to the boiler is turned on. 2. STOP!

    Get Price
  • Gas Fired Stainless Steel Hot Water Boiler – Boiler Catalogue

    Gas-Fired Hot Water Boiler – Utica Boilers. Gas-Fired Hot Water Boiler MGB MGC There Are Some Things You Can Always Depend On… PN 240009709 Rev. 1-28-20 Up to 83.9% AFUE Energy saving features include the electronic ignition system and motorized vent damper to …

    Get Price
  • Model CBLE Boilers 125-800HP - Waterloo Manufacturing

    2016-9-22u2002·u2002Model CBLE 125-800 HP Boilers 4 Rev. 2 13 FEATURES AND BENEFITS The Cleaver-Brooks Model CB Boiler - the premium firetube on the market today - includes the four-pass dryback design, five square feet of heating surface per boiler

    Get Price
  • GAS-FIRED HOT WATER BOILERS - ecrdocuments.com

    2021-10-19u2002·u2002GAS-FIRED HOT WATER BOILERS INSTALLATION, OPERATION & MAINTENANCE MANUAL C.S.A. Certified for Natural gas or Propane Tested for 50 psi. ASME Working Pressure. 2 Fully Assembled Boiler Vent Damper Pump (Optional) *Drain Valve *ASME Safety Relief Valve *Tridicator *Fuse Link w/

    Get Price
  • Gas-Fired Water Boilers

    GWB8-299E-3, 83.7% AFUE, Gas-Fired Water Boiler with Taco, 299,000 Btuh, 14.4 Gallon, Natural or LP Gas

    Get Price
  • Munchkin Gas-Fired Hot Water Boiler Heater Manual PDF

    Munchkin Gas-fired Hot Water Boiler Manual. Download Manual of Munchkin Gas-Fired Hot Water Boiler Boiler, Heater for Free or View it Online on All-Guides.com. This version of Munchkin Gas-Fired Hot Water Boiler Manual compatible with such list of devices, as: 140M, 199M, 399M, T50M, T80M. D. Exhaust V ent and Intak e Air V ent Pipe Location.

    Get Price
  • Munchkin Gas-Fired Hot Water Boiler Heater Manual PDF

    Munchkin Gas-fired Hot Water Boiler Manual. Download Manual of Munchkin Gas-Fired Hot Water Boiler Boiler, Heater for Free or View it Online on All-Guides.com. This version of Munchkin Gas-Fired Hot Water Boiler Manual compatible with such list of devices, as: Gas-Fired Hot Water Boiler, 199M, 80M, T50M, T80M. Brand: Munchkin.

    Get Price
  • Installation Drawings - HTP - Water and Space Heating

    2014-7-21u2002·u20029. Multiple boilers and storage tanks shall be installed with reverse return piping (as shown). 10. Mixing valves are recommended on all tanks if hot water temperature is above 119oF. 11. Expansion tank must be rated for use with potable water. 12. Use either indirect/tank sensor or system/pipe sensor mounted on common return to the boiler. 13.

    Get Price
  • HOT WATER/GAS Modular Boilers APPLICATION GUIDE

    2020-4-29u2002·u2002HOT WATER/GAS Modular Boilers APPLICATION GUIDE Publication No. CG-10-HWG Printed in the U.S.A. 1212 www.slantfin.com Guidelines for the design, purchase and installation of Slant/Fin Caravan gas-fired, hot water modular boiler systems.

    Get Price
  • Home Heating: Understanding Hot Water Boiler Systems

    2021-5-15u2002·u2002Gas-fired hot water boilers must have a minimum AFUE rating of 82 percent, while for gas-fired steam boilers, the minimum is 80 percent. For an oil-fired boiler, these ratings are 84 percent for hot water and 82 percent for steam. To earn the ENERGY STAR label, oil boilers must have an AFUE rating of at least 87 percent, while the minimum for ...

    Get Price
  • INSTALLATION AND SERVICE MANUAL SG SERIES BOILERS

    2017-2-2u2002·u2002SG Series Boilers – Installation and Service Manual 7 1.3 LIGHTING INSTRUCTIONS FOR INTERMITTENT ELECTRONIC IGNITION WITH COMBINATION GAS VALVE. 1. This boiler is equipped with an ignition device which automatically lights the pilot. Do not try to light the pilot by hand. Ensure gas supply to the boiler is turned on. 2. STOP!

    Get Price
  • Gas Fired Stainless Steel Hot Water Boiler – Boiler Catalogue

    Gas-Fired Hot Water Boiler – Utica Boilers. Gas-Fired Hot Water Boiler MGB MGC There Are Some Things You Can Always Depend On… PN 240009709 Rev. 1-28-20 Up to 83.9% AFUE Energy saving features include the electronic ignition system and motorized vent damper to …

    Get Price
  • Model CBLE Boilers 125-800HP - Waterloo Manufacturing

    2016-9-22u2002·u2002Model CBLE 125-800 HP Boilers 4 Rev. 2 13 FEATURES AND BENEFITS The Cleaver-Brooks Model CB Boiler - the premium firetube on the market today - includes the four-pass dryback design, five square feet of heating surface per boiler

    Get Price
  • GAS-FIRED HOT WATER BOILERS - ecrdocuments.com

    2021-10-19u2002·u2002GAS-FIRED HOT WATER BOILERS INSTALLATION, OPERATION & MAINTENANCE MANUAL C.S.A. Certified for Natural gas or Propane Tested for 50 psi. ASME Working Pressure. 2 Fully Assembled Boiler Vent Damper Pump (Optional) *Drain Valve *ASME Safety Relief Valve *Tridicator *Fuse Link w/

    Get Price
  • Gas-Fired Water Boilers

    GWB8-299E-3, 83.7% AFUE, Gas-Fired Water Boiler with Taco, 299,000 Btuh, 14.4 Gallon, Natural or LP Gas

    Get Price
  • Munchkin Gas-Fired Hot Water Boiler Heater Manual PDF

    Munchkin Gas-fired Hot Water Boiler Manual. Download Manual of Munchkin Gas-Fired Hot Water Boiler Boiler, Heater for Free or View it Online on All-Guides.com. This version of Munchkin Gas-Fired Hot Water Boiler Manual compatible with such list of devices, as: 140M, 199M, 399M, T50M, T80M. D. Exhaust V ent and Intak e Air V ent Pipe Location.

    Get Price
  • Munchkin Gas-Fired Hot Water Boiler Heater Manual PDF

    Munchkin Gas-fired Hot Water Boiler Manual. Download Manual of Munchkin Gas-Fired Hot Water Boiler Boiler, Heater for Free or View it Online on All-Guides.com. This version of Munchkin Gas-Fired Hot Water Boiler Manual compatible with such list of devices, as: Gas-Fired Hot Water Boiler, 199M, 80M, T50M, T80M. Brand: Munchkin.

    Get Price
  • Installation Drawings - HTP - Water and Space Heating

    2014-7-21u2002·u20029. Multiple boilers and storage tanks shall be installed with reverse return piping (as shown). 10. Mixing valves are recommended on all tanks if hot water temperature is above 119oF. 11. Expansion tank must be rated for use with potable water. 12. Use either indirect/tank sensor or system/pipe sensor mounted on common return to the boiler. 13.

    Get Price
  • HOT WATER/GAS Modular Boilers APPLICATION GUIDE

    2020-4-29u2002·u2002HOT WATER/GAS Modular Boilers APPLICATION GUIDE Publication No. CG-10-HWG Printed in the U.S.A. 1212 www.slantfin.com Guidelines for the design, purchase and installation of Slant/Fin Caravan gas-fired, hot water modular boiler systems.

    Get Price
  • Home Heating: Understanding Hot Water Boiler Systems

    2021-5-15u2002·u2002Gas-fired hot water boilers must have a minimum AFUE rating of 82 percent, while for gas-fired steam boilers, the minimum is 80 percent. For an oil-fired boiler, these ratings are 84 percent for hot water and 82 percent for steam. To earn the ENERGY STAR label, oil boilers must have an AFUE rating of at least 87 percent, while the minimum for ...

    Get Price
  • INSTALLATION AND SERVICE MANUAL SG SERIES BOILERS

    2017-2-2u2002·u2002SG Series Boilers – Installation and Service Manual 7 1.3 LIGHTING INSTRUCTIONS FOR INTERMITTENT ELECTRONIC IGNITION WITH COMBINATION GAS VALVE. 1. This boiler is equipped with an ignition device which automatically lights the pilot. Do not try to light the pilot by hand. Ensure gas supply to the boiler is turned on. 2. STOP!

    Get Price
  • Gas Fired Stainless Steel Hot Water Boiler – Boiler Catalogue

    Gas-Fired Hot Water Boiler – Utica Boilers. Gas-Fired Hot Water Boiler MGB MGC There Are Some Things You Can Always Depend On… PN 240009709 Rev. 1-28-20 Up to 83.9% AFUE Energy saving features include the electronic ignition system and motorized vent damper to reduce your heating costs.

    Get Price
  • Model CBLE Boilers 125-800HP - Waterloo Manufacturing

    2016-9-22u2002·u2002Model CBLE 125-800 HP Boilers 4 Rev. 2 13 FEATURES AND BENEFITS The Cleaver-Brooks Model CB Boiler - the premium firetube on the market today - includes the four-pass dryback design, five square feet of heating surface per boiler

    Get Price
  • GAS-FIRED HOT WATER BOILERS - ecrdocuments.com

    2021-10-19u2002·u2002GAS-FIRED HOT WATER BOILERS INSTALLATION, OPERATION & MAINTENANCE MANUAL C.S.A. Certified for Natural gas or Propane Tested for 50 psi. ASME Working Pressure. 2 Fully Assembled Boiler Vent Damper Pump (Optional) *Drain Valve *ASME Safety Relief Valve *Tridicator *Fuse Link w/

    Get Price
  • Gas-Fired Water Boilers

    GWB8-299E-3, 83.7% AFUE, Gas-Fired Water Boiler with Taco, 299,000 Btuh, 14.4 Gallon, Natural or LP Gas

    Get Price
  • Munchkin Gas-Fired Hot Water Boiler Heater Manual PDF

    Munchkin Gas-fired Hot Water Boiler Manual. Download Manual of Munchkin Gas-Fired Hot Water Boiler Boiler, Heater for Free or View it Online on All-Guides.com. This version of Munchkin Gas-Fired Hot Water Boiler Manual compatible with such list of devices, as: 140M, 199M, 399M, T50M, T80M. D. Exhaust V ent and Intak e Air V ent Pipe Location.

    Get Price
  • Munchkin Gas-Fired Hot Water Boiler Heater Manual PDF

    Munchkin Gas-fired Hot Water Boiler Manual. Download Manual of Munchkin Gas-Fired Hot Water Boiler Boiler, Heater for Free or View it Online on All-Guides.com. This version of Munchkin Gas-Fired Hot Water Boiler Manual compatible with such list of devices, as: Gas-Fired Hot Water Boiler, 199M, 80M, T50M, T80M. Brand: Munchkin.

    Get Price
  • Installation Drawings - HTP - Water and Space Heating

    2014-7-21u2002·u20029. Multiple boilers and storage tanks shall be installed with reverse return piping (as shown). 10. Mixing valves are recommended on all tanks if hot water temperature is above 119oF. 11. Expansion tank must be rated for use with potable water. 12. Use either indirect/tank sensor or system/pipe sensor mounted on common return to the boiler. 13.

    Get Price
  • HOT WATER/GAS Modular Boilers APPLICATION GUIDE

    2020-4-29u2002·u2002HOT WATER/GAS Modular Boilers APPLICATION GUIDE Publication No. CG-10-HWG Printed in the U.S.A. 1212 www.slantfin.com Guidelines for the design, purchase and installation of Slant/Fin Caravan gas-fired, hot water modular boiler systems.

    Get Price
  • Home Heating: Understanding Hot Water Boiler Systems

    2021-5-15u2002·u2002Gas-fired hot water boilers must have a minimum AFUE rating of 82 percent, while for gas-fired steam boilers, the minimum is 80 percent. For an oil-fired boiler, these ratings are 84 percent for hot water and 82 percent for steam. To earn the ENERGY STAR label, oil boilers must have an AFUE rating of at least 87 percent, while the minimum for ...

    Get Price
  • INSTALLATION AND SERVICE MANUAL SG SERIES BOILERS

    2017-2-2u2002·u2002SG Series Boilers – Installation and Service Manual 7 1.3 LIGHTING INSTRUCTIONS FOR INTERMITTENT ELECTRONIC IGNITION WITH COMBINATION GAS VALVE. 1. This boiler is equipped with an ignition device which automatically lights the pilot. Do not try to light the pilot by hand. Ensure gas supply to the boiler is turned on. 2. STOP!

    Get Price
  • Gas Fired Stainless Steel Hot Water Boiler – Boiler Catalogue

    Gas-Fired Hot Water Boiler – Utica Boilers. Gas-Fired Hot Water Boiler MGB MGC There Are Some Things You Can Always Depend On… PN 240009709 Rev. 1-28-20 Up to 83.9% AFUE Energy saving features include the electronic ignition system and motorized vent damper to …

    Get Price
  • Model CBLE Boilers 125-800HP - Waterloo Manufacturing

    2016-9-22u2002·u2002Model CBLE 125-800 HP Boilers 4 Rev. 2 13 FEATURES AND BENEFITS The Cleaver-Brooks Model CB Boiler - the premium firetube on the market today - includes the four-pass dryback design, five square feet of heating surface per boiler

    Get Price
  • GAS-FIRED HOT WATER BOILERS - ecrdocuments.com

    2021-10-19u2002·u2002GAS-FIRED HOT WATER BOILERS INSTALLATION, OPERATION & MAINTENANCE MANUAL C.S.A. Certified for Natural gas or Propane Tested for 50 psi. ASME Working Pressure. 2 Fully Assembled Boiler Vent Damper Pump (Optional) *Drain Valve *ASME Safety Relief Valve *Tridicator *Fuse Link w/

    Get Price
  • Gas-Fired Water Boilers

    GWB8-299E-3, 83.7% AFUE, Gas-Fired Water Boiler with Taco, 299,000 Btuh, 14.4 Gallon, Natural or LP Gas

    Get Price
  • Munchkin Gas-Fired Hot Water Boiler Heater Manual PDF

    Munchkin Gas-fired Hot Water Boiler Manual. Download Manual of Munchkin Gas-Fired Hot Water Boiler Boiler, Heater for Free or View it Online on All-Guides.com. This version of Munchkin Gas-Fired Hot Water Boiler Manual compatible with such list of devices, as: 140M, 199M, 399M, T50M, T80M. D. Exhaust V ent and Intak e Air V ent Pipe Location.

    Get Price
  • Munchkin Gas-Fired Hot Water Boiler Heater Manual PDF

    Munchkin Gas-fired Hot Water Boiler Manual. Download Manual of Munchkin Gas-Fired Hot Water Boiler Boiler, Heater for Free or View it Online on All-Guides.com. This version of Munchkin Gas-Fired Hot Water Boiler Manual compatible with such list of devices, as: Gas-Fired Hot Water Boiler, 199M, 80M, T50M, T80M. Brand: Munchkin.

    Get Price
  • Installation Drawings - HTP - Water and Space Heating

    2014-7-21u2002·u20029. Multiple boilers and storage tanks shall be installed with reverse return piping (as shown). 10. Mixing valves are recommended on all tanks if hot water temperature is above 119oF. 11. Expansion tank must be rated for use with potable water. 12. Use either indirect/tank sensor or system/pipe sensor mounted on common return to the boiler. 13.

    Get Price
  • HOT WATER/GAS Modular Boilers APPLICATION GUIDE

    2020-4-29u2002·u2002HOT WATER/GAS Modular Boilers APPLICATION GUIDE Publication No. CG-10-HWG Printed in the U.S.A. 1212 www.slantfin.com Guidelines for the design, purchase and installation of Slant/Fin Caravan gas-fired, hot water modular boiler systems.

    Get Price
  • Home Heating: Understanding Hot Water Boiler Systems

    2021-5-15u2002·u2002Gas-fired hot water boilers must have a minimum AFUE rating of 82 percent, while for gas-fired steam boilers, the minimum is 80 percent. For an oil-fired boiler, these ratings are 84 percent for hot water and 82 percent for steam. To earn the ENERGY STAR label, oil boilers must have an AFUE rating of at least 87 percent, while the minimum for ...

    Get Price