Discontinued No longer available.

Williamson-Thermoflo Products

Williamson-Thermoflo GWA140NS

GWA-140NS Standing Pilot Cast Iron Gas Boiler 80.4% - 140,000 BTU Write a Review

GWA-140NS Standing Pilot Cast Iron Gas Boiler 80.4% - 140,000 BTU

Quick Specs: View More

  • Width: 16"
  • Height: 28"
  • Depth: 23"
Location: Ashburn, VA 20149 [Change]

Product Description

The Williamson-Thermoflo GWA series boilers are almost identical to the Weil-McLain CGa series boilers. The Williamson-Thermoflo GWA series boiler are chimney vented and can used with natural or propane gas. They are designed to be used with all kind of radiators and radiant floor heating systems. Thanks to the durable cast iron sections the GWA series boilers are proven to last for decades. The GWA series boilers are made for most residential applications and with sizes from 52,000-245,000 BTUs we have the right unit for you. Available at AppliancesConnection

Features:

  • One-piece access door.
  • Insulated Extended Steel Jacket.
  • Cast Iron Section s w ith Built-in Air Separator.
  • Circulator & Near Boiler Piping.
  • Pressure Temperature Gauge.
  • Safety Relief Valve.
  • Drain Valve.
  • High Limit.
  • Circulator Pump Relay.
  • Transformer and Junction Box.
  • Automatic Vent Damper.
  • 120V Power switch
  • 100% Shut-off Combination.
  • Non-Linting Pilot Burner.
  • Stainless Steel Burners.
  • Vertical Drafthood
  • Blocked Vent Limit Switch.
  • Flame Roll-Out Switch
  • Factory tested.
  • Product Warranty
  • 1 year parts / Limited lifetime heat exchanger

Specifications:

  • BTU Input: 140000
  • BTU Output: 112,800
  • Efficiency AFUE (%): 80.4
  • Application: GWA-140NS
  • Fuel Type: Natural Gas or Propane
  • Heat Exchanger Type: Cast Iron
  • Vent Size: 6"
  • Vent Material: 26 ga. galvanized pipe
  • Vent Type: Chimney
  • Wall Hung: No
  • Voltage: 115V
  • Height: 28"
  • Width: 16"
  • Depth: 23"
     

    Model

  • Brand: Williamson-Thermoflo
  • SKU: GWA140NS
  • Stock Id: 291187
  • Product Number: GWA140NS
  • Warranty Info: Brand New Factory Sealed With 1 Year USA Warranty

    This product is Brand New with full manufacturer warranty

    Appearance

  • Fuel Type: Natural Gas or Propane
  • Vent Type: Chimney
  • BTU Output: 112,800
  • BTU Input: 140000
  • Modulating: No

    Dimensions

  • Height: 28"
  • Width: 16"
  • Depth: 23"

    Technical Details

  • Energy Star: No
  • Volts: 115 Volts
  • Construction: Cast Iron
  • Weight (lbs): 280
  • Vent Material: 26 ga. galvanized pipe
  • Vent Size: 6"
  • Gas Connection: 1/2"
  • Heat Exchanger Type: Cast Iron
  • Maximin Fuze Size (Amp): 15
  • Water Supply/Return Connections: 1-1/4"
  • Boiler Pump Included: No
  • Outdoor Sensor Included: No
  • Efficiency AFUE (%): 80.4
  • Wall Hung: No
  • Weight: 280.00 lbs

Product Description

  • Overview

    The Williamson-Thermoflo GWA series boilers are almost identical to the Weil-McLain CGa series boilers. The Williamson-Thermoflo GWA series boiler are chimney vented and can used with natural or propane gas. They are designed to be used with all kind of radiators and radiant floor heating systems. Thanks to the durable cast iron sections the GWA series boilers are proven to last for decades. The GWA series boilers are made for most residential applications and with sizes from 52,000-245,000 BTUs we have the right unit for you. Available at AppliancesConnection

    Features:

    • One-piece access door.
    • Insulated Extended Steel Jacket.
    • Cast Iron Section s w ith Built-in Air Separator.
    • Circulator & Near Boiler Piping.
    • Pressure Temperature Gauge.
    • Safety Relief Valve.
    • Drain Valve.
    • High Limit.
    • Circulator Pump Relay.
    • Transformer and Junction Box.
    • Automatic Vent Damper.
    • 120V Power switch
    • 100% Shut-off Combination.
    • Non-Linting Pilot Burner.
    • Stainless Steel Burners.
    • Vertical Drafthood
    • Blocked Vent Limit Switch.
    • Flame Roll-Out Switch
    • Factory tested.
    • Product Warranty
    • 1 year parts / Limited lifetime heat exchanger

    Specifications:

    • BTU Input: 140000
    • BTU Output: 112,800
    • Efficiency AFUE (%): 80.4
    • Application: GWA-140NS
    • Fuel Type: Natural Gas or Propane
    • Heat Exchanger Type: Cast Iron
    • Vent Size: 6"
    • Vent Material: 26 ga. galvanized pipe
    • Vent Type: Chimney
    • Wall Hung: No
    • Voltage: 115V
    • Height: 28"
    • Width: 16"
    • Depth: 23"
       

      Model

    • Brand: Williamson-Thermoflo
    • SKU: GWA140NS
    • Stock Id: 291187
    • Product Number: GWA140NS
    • Warranty Info: Brand New Factory Sealed With 1 Year USA Warranty

      This product is Brand New with full manufacturer warranty

      Appearance

    • Fuel Type: Natural Gas or Propane
    • Vent Type: Chimney
    • BTU Output: 112,800
    • BTU Input: 140000
    • Modulating: No

      Dimensions

    • Height: 28"
    • Width: 16"
    • Depth: 23"

      Technical Details

    • Energy Star: No
    • Volts: 115 Volts
    • Construction: Cast Iron
    • Weight (lbs): 280
    • Vent Material: 26 ga. galvanized pipe
    • Vent Size: 6"
    • Gas Connection: 1/2"
    • Heat Exchanger Type: Cast Iron
    • Maximin Fuze Size (Amp): 15
    • Water Supply/Return Connections: 1-1/4"
    • Boiler Pump Included: No
    • Outdoor Sensor Included: No
    • Efficiency AFUE (%): 80.4
    • Wall Hung: No
    • Weight: 280.00 lbs
  • Shipping

      Model

    • Brand: Williamson-Thermoflo
    • SKU: GWA140NS
    • Stock Id: 291187
    • Product Number: GWA140NS
    • Warranty Info: Brand New Factory Sealed With 1 Year USA Warranty

      This product is Brand New with full manufacturer warranty

      Appearance

    • Fuel Type: Natural Gas or Propane
    • Vent Type: Chimney
    • BTU Output: 112,800
    • BTU Input: 140000
    • Modulating: No

      Dimensions

    • Height: 28"
    • Width: 16"
    • Depth: 23"

      Technical Details

    • Energy Star: No
    • Volts: 115 Volts
    • Construction: Cast Iron
    • Weight (lbs): 280
    • Vent Material: 26 ga. galvanized pipe
    • Vent Size: 6"
    • Gas Connection: 1/2"
    • Heat Exchanger Type: Cast Iron
    • Maximin Fuze Size (Amp): 15
    • Water Supply/Return Connections: 1-1/4"
    • Boiler Pump Included: No
    • Outdoor Sensor Included: No
    • Efficiency AFUE (%): 80.4
    • Wall Hung: No
    • Weight: 280.00 lbs

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