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Description
Note: the Ultra boiler is no longer shipped with the Sentinel X100 Inhibitor & Sentinel Inhibitor Test Kit as stated in the User Guide.

Series 4 Ultra CT Boilers


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

Propane Conversion Orifice included for LP Gas Applications

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.

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.

Easy-up Manifold Installation Options:

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Specs
Fuel Type:

Natural Gas

Propane

Efficiency:

94.1%

System Type:

Hydronic (Water)

Features:

Direct Vent

EI/Spark Ignition

Condensing

Vent Size:

3"

4"

Water Connection:

1"

Gas Connection:

1/2"

BTU Input:

230000

DOE Rating:

207000

IBR Rating:

183000

Warranty:

Limited 15 Year Warranty on Heat Exchanger/ 1-year on parts

Depth (Inches):

19-15/16"

Height (Inches):

43.0625"

Width (Inches):

22-13/16"

Vent Type:

Direct Vent

PVC

AL29-4C

Boiler Type:

High Efficiency

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