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Ultra 155 Series High Efficiency Natural Gas Boiler, 155,000 BTU
$3,795.37
Natural Gas/Propane High Efficiency Boiler 123 MBH Net IBR 155 MBH Input
Description
Details
Weil-McLain ULTRA155-S4 High Efficiency Boiler, Natural Gas or Liquid Propane Fuel, 123 MBH Net IBR, 155,000 BTU Features
Features
- Height: 43.0625 in
- Width: 22-13/16 in
- Type: High efficiency
- Efficiency: 94%
- Vent Size: 3 in
- Water Connection: 1 in
- Gas Connection Size: 1/2 in
- BTU Input: 155 MBH
- DOE Heating Capacity: 139 MBH
- Net IBR Rating: 123 MBH
- Depth: 19-15/16 in
- Gas fired water boiler with cast aluminum heat exchanger
- Venturi mixing body mixes air and gas providing higher efficiency
- Designed to operate in low temperature condensing applications
- Outdoor reset and domestic hot water priority standard
- Negative regulated gas valve precisely delivers gas to the boiler
- Electronic control module automatically adjusts blower speed and gas flow rate in response to environment
- Modulates with 5 to 1 turndown ratio
- Variable speed motor matches combustion output to heating needs
- High grade stainless steel burner features quiet operation, high efficiency, and cleaner combustion for low NOx applications