New Yorker CGS70C Boiler 207,000 BTU

Product Description

The New Yorker CGS70C boiler combines aspects of steam boilers. This gas-fired steam boiler is designed for steady performance and long life. It features an 82% AFUE, a durable cast iron heat exchanger, and a factory vent damper. The CGS70C is an ideal replacement choice for homes with existing steam systems.

• Gas-fired steam boiler
• 82% AFUE
• Durable cast iron heat exchanger

Product Highlights

This model delivers reliable steam while helping reduce standby losses and is an ideal replacement choice for homes with existing steam systems.

Product Information

Standard Information

• Brand: NEW YORKER
• Manufacturer Part Number: CGS70C
• Country of Origin: United States

Technical Specifications

• Brand: New Yorker
• MPN: CGS70‑CNIH (CGS 70 ANI‑ME 2)
• Type: Gas‑Fired Steam Boiler, Category I Natural Draft (Chimney Vent)
• Fuel: Natural Gas (field‑convertible to LP with kit; up to 2,000 ft)
• Input (NG): 207,000 BTU/h
• DOE Heating Capacity: 171,000 BTU/h
• Net IBR Rating (Steam): 128,000 BTU/h (≈ 533 sq. ft. EDR)
• AFUE: 82.1%
• Ignition: Electronic (intermittent), with factory vent damper
• Venting: Chimney vent; built‑in draft diverter
• Flue Collar: 7" dia (recommended minimum chimney: 7" × 15 ft)
• Heat Exchanger: Cast Iron Sections with Metal Section Connectors
• Water Capacity: 10.7 gallons
• Connections: 2" steam supply / 2" return; 3/4" NPT gas
• Electrical: 120V, 60 Hz, 15A (fused)
• Controls & Safety: Probe‑type LWCO, pressure limit control, 15 psi safety valve; blocked‑vent and rollout safety switches
• Warranty: 10‑Year Limited Heat Exchanger Warranty (residential)
• Number of Sections: 7
• Pressure Rating: 15 psi
• Series: CGS-C Series
• Product Line: CGS-C
• Medium: Steam
• Heat Exchanger Material: Cast Iron
• Combustion Type: Conventional
• Vent Type: Chimney Vent
• DHW Production: No
• Modulating/Staging: Single Stage
• Mount Type: Floor
• Minimum Altitude: 0 Feet
• Maximum Altitude: 2000 Feet
• Assembly Type: Packaged
• Includes Pump: No
• Gas Conversion Kit: Not Convertible
• Voltage: 115 Volts
• Phase: 1
• Frequency: 60 Hz
• Flue Connection Size: 7 Inches
• Gas Piping Diameter: 3/4 Inch
• Supply Connection: 2 Inches
• Return Connection: 2 Inches
• Product Height: 40 7/16 Inches
• Product Width: 25 3/4 Inches
• Product Depth: 30 Inches
• ETL Listed: Yes
• ASME Certified: Yes
• AHRI Certified: Yes
• Includes LWCO: Yes
• Parts Warranty: 1 Year
• Heat Exchanger Warranty: 10 Years