Description
Note: Product Title reflects this boiler's IBR Net Output Rating

Propane Conversion Orifice included for LP Gas Applications

Easy-up Manifold Installation Options:

The Ultra Easy-Up Manifold Kit can speed up installation of the primary/secondary piping required on Ultra boilers. Weil-McLain's Easy-Up manifold kit is designed by the boiler manufacturer and provides the added feature of optional indirect water heater connections.

Key Features
  • 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.
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Specs
Fuel Type:
Propane
Natural Gas
Efficiency:
94%
System Type:
Hydronic (Water)
Features:
Direct Vent
Condensing
EI/Spark Ignition
Vent Size:
3"
Water Connection:
1"
Gas Connection:
1/2"
BTU Input:
155000
DOE Rating:
139000
IBR Rating:
123000
Warranty:
Limited 15 Year Warranty on Heat Exchanger/ 1-year on parts
Depth (Inches):
19-15/16"
Height (Inches):
43.0625
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