Ultra Series 3-UE Gas Boiler

Models

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
• U-Control gives you the power for easy set-up and maintenance
• Modulates with 5 to 1 turn-down ratio capability
• 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

Efficiency Rating Chart

*Combustion Efficiency

Product Manuals and Literature

• Brochure
  (1.3 MB)
• User Manual
  (3.04 MB)

• Sales Flyer
  (954.3 KB)

Resources

• Easy-up Manifold
  (924.8 KB)