NAVIEN Condensing Gas Boiler (NHB)

NHB-55
Max Input : 55,000 BTU/H
Indoor Only
Residential / Commercial

• Super condensing efficiency
• Dual stainless steel heat exchangers
• SCH40, 2″ PVC venting up to 60′
• 1/2″ Gas pipe up to 24′
• TDR up to 7:1
• integrated controls

NHB-80
Max Input : 80,000 BTU/H
Indoor Only
Residential / Commercial

• Super condensing efficiency
• Dual stainless steel heat exchangers
• SCH40, 2″ PVC venting up to 60′
• 1/2″ Gas pipe up to 24′
• TDR up to 10:1
• integrated controls

NHB-110
Max Input : 110,000 BTU/H
Indoor Only
Residential / Commercial

• Super condensing efficiency
• Dual stainless steel heat exchangers
• SCH40, 2″ PVC venting up to 60′
• 1/2″ Gas pipe up to 24′
• TDR up to 11:1
• integrated controls

Buderus Gas Condensing Boilers

GB142

• 95% AFUE Efficiency
• Whisper Quiet – Enclosed Housing
• *5-Year Parts and Labor Warranty for residential applications with registration
• Low-Loss Header manifold for quick and trouble free installations
• Advanced easy to use control system
• 4 Models with Inputs from: 84,800 to 214,800 BTU/Hr

GB162

• Designed for Stand-Alone or Cascade Applications
• Ultra-High Efficiencies
• Ideal for Commercial Buildings and Light, Large Scale Residential Projects
• Unique Manifold for Easy, Consistent Installation of Single Units or Cascades
• Cascades Kit Options up to 8 Boilers Max.
• Common Venting Options Up to 4 Boilers

GB312

• High Efficiency—92.5% Thermal Efficiency
• Modulating Natural Gas Pre-mix Burner for Extremely Quiet Operation
• Lightweight, High Performance Aluminium Heat Exchanger for Maximum Heat Transfer
• Quick and Easy Installation
• 305 to 944 MBH Output: 4 Models Available

Peerless boilers

Peerless PUREFIRE

Type: Residential

Construction: Stainless Steel

Fuel: Gas-Fired (Natural or LP)

Input: 50 to 300 MBH

Output: 47 to 290 MBH

Venting: Sealed Combustion, Direct Vent

Trim: Water

Combustion: Direct Spark

• 95% AFUE
• Gas-Fired Condensing Boiler
• Fully Modulating Burner
• Factory Tested, Pre-Mixed Gas Burner Technology
• ASME and ETL Certified for U.S. and Canada
• Outdoor Reset Capability
• State of the Art Control Board
• Cascade Capable—up to 16 Boilers

Peerless Combi 160

Type: Residential

Construction: Stainless Steel

Fuel: Gas-Fired (Natural or LP)

Input: 30 to 160 MBH

Output: 27 to 142 MBH

Venting: Sealed Combustion, Direct Vent

Trim: Water

Combustion: Direct Spark

• 91.1% AFUE—ENERGY STAR® Efficient!
• Gas-fired Condensing Boiler for Natural or LP Gas
• ASME Stainless Steel Heat Exchanger
• Built-in Tankless Heater for Domestic Hot Water
• Pre-mixed Gas Burner Technology
• Environmentally Friendly—LoNOx Operation
• Continuous 5 to 1 Modulation

Cast 92-2

Type: Residential

Construction: Cast Iron

Fuel: Gas-Fired (Natural or LP)

Input: 40 to 199 MBH

Output: 37 to 184 MBH

Venting: Sealed Combustion, Direct Vent

Trim: Water

Combustion: Direct Spark

• 90% AFUE—ENERGY STAR® Efficient!
• Gas-fired Condensing Boiler for Natural or LP Gas
• Cast Iron Sections with Steel Push Nipple Connectors
• Advanced Digital Control Board Technology
• Environmentally Friendly—Low Emissions for both CO2 and NOx
• 5:1 Continuous Turndown