Four Seasons Heating and Airstarstarstarstarstar4.6 / 5

5 stars
11
4 stars
0
3 stars
0
2 stars
0
1 stars
0

12 Total Reviews /files//4-seasons-logo.jpg715-693-6723$1234 Old Hwy 51, Kronenwetter WI

High Efficiency Comfort

Ultra 3-UE Condensing Gas Boiler

All Ultra boilers feature AFUE efficiencies in the range of 95.2 - 96.4%. These are some of the highest efficiencies in the industry, and when the Ultra is used in low-temperature applications such as radiant heating in can achieve efficiencies of up to 98%.

The Ultra boiler is designed to be environmentally friendly and exceeds the highest North American environmental air-quality standards.

Standard Features
  • ASME H-stamp Heat Exchanger
  • Cast Aluminum Block
  • Stainless Steel Burner
  • Negative Pressure Gas Valve
  • Sealed Combustion and electronic ignition
  • Fully packaged with:
    • Taco circulator
    • Sidewall vent kit
    • Pressure relief valve
    • Variable speed inducer fan
    • Outdoor temperature Sensor
    • Adjustable boiler legs
    • Condensate trap with drain tee
Smart Technology & Style
  • Easy adjustment for natural gas or propane
  • Ultra Control Module With:
    • 3.5" Digital display
    • Multiple boiler functionality
    • Alarm control functionality
    • Ignition control
    • High limit
    • Outdoor reset
    • Low water protection
    • DHW priority
    • Heating and DHW pump controls
  • Electronic ignition
  • PVC Venting Up To 100'
  • Sealed combustion
  • Floor Mount or Wallhung
Control and Safety
  • Maintains Optimal Air and Fuel Ratio at All Firing Rates

Click Image for Larger View

Ultra Energy Star ASME
Model IDModel NameInput
Range MBH
DOE
Capacity MBH
IBR
Cap. MBH
AFUEWater
Content
Standard Taco
Pump Model
28629UG-8016.0 - 80.071.062.095.20.69007
28630UG-10521.0 - 105.094.081.095.30.82007
28631UG-15531.0 - 155.0139.0123.095.61.170014
28632UG-23046.0 - 230.0207.0183.095.41.570014
28633UG-29962.0 - 299.0270.0234.096.42.100014
28634UG-39980.0 - 399.0365.0317.091.72.102400-20
Model IDModel NameVent
Size
Water
Connections
Gas
Connection
HxWxDWeight
28629UG-802 or 311/243.1x22.7x22.1199
28630UG-1052 or 311/243.1x22.7x22.1207
28631UG-155311/243.1x22.7x22.1234
28632UG-2303 or 411/243.1x22.7x22.1246
28633UG-29941-1/43/447/75x22.7x22.1297
28634UG-39941-1/43/447/75x22.7x22.1297