Plumbing > Boilers > Residential Gas Boilers > Weil-McLain > Ultra Series 4 Gas Boiler


Ultra Series 4 High Efficiency Condensing Boiler


    Standard Equipment
  • Cast aluminum coated heat exchanger
  • Up to 94% DOE AFUE efficiency
  • 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
    Warranty
  • Residential
  • Heat Exchanger—12 Years
  • All other parts—2 Years
  • Commercial
  • Heat Exchanger—10 Years
  • All other parts—1 Years
Ultra Series 4 Gas Boiler, High Efficiency Condensing, Nano-Coated Heat Exchanger, Natural Gas, 80 MBH

Part #: 572546

Model #: 383-500-732

Login to view Pricing & Availability
Ultra Series 4 Gas Boiler, High Efficiency Condensing, Nano-Coated Heat Exchanger, Natural Gas, 105 MBH

Part #: 572547

Model #: 383-500-734

Login to view Pricing & Availability
Ultra Series 4 Gas Boiler, High Efficiency Condensing, Nano-Coated Heat Exchanger, Natural Gas, 155 MBH

Part #: 572550

Model #: 383-500-735

Login to view Pricing & Availability
Ultra Series 4 Gas Boiler, High Efficiency Condensing, Nano-Coated Heat Exchanger, Natural Gas, 230 MBH

Part #: 572552

Model #: 383-500-736

Login to view Pricing & Availability
Ultra Series 4 Gas Boiler, High Efficiency Condensing, Nano-Coated Heat Exchanger, Natural Gas, 299 MBH

Part #: 572553

Model #: 383-500-737

Login to view Pricing & Availability
Ultra Series 4 Gas Boiler, High Efficiency Condensing, Nano-Coated Heat Exchanger, Natural Gas, 399 MBH

Part #: 572554

Model #: 383-500-738

Login to view Pricing & Availability