Williamson-Thermoflo GWA-210NS Standing Pilot Cast Iron Gas Boiler 80.5% - 210,000 BTU
- Brand: Williamson-Thermoflo
- Model: GWA-210NS
Product highlights:
- Hot Water System
- Natural Gas or Propane
- Cast Iron Heat Exchanger
- Galvanized Pipe Chimney Vent
- Availability: Available only while supplies last.
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Compatible / Matching Products
| Category: Indirect Water Heaters |
GWA-210NS by Williamson-Thermoflow a division of Weil-McLain
The Williamson-Thermoflow GWA series boilers are almost identical to the Weil-McLain CGa series boilers. The Williamson-Thermoflow 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.
Features and Benefits
- Stainless Steel Burners
- Vertical draft hood
- Electrical junction box
- 24-VAC combination gas valve
- Combination relay receptacle and 40VA
- transformer and plug-in circulator relay
- High temperature limit control
- 30 PSIG ASME relief valve
- Combination pressure/temperature gauge
- Atmospheric (chimney) venting
- Automatic vent damper
- Factory Packaged
- Factory Tested
- Easy service
- Drain valve
BTU Input:
210000
BTU Output:
168,000
Efficiency AFUE (%):
80.5
Application:
Hot Water
Fuel Type:
Natural Gas or Propane
Heat Exchanger Type:
Cast Iron
Vent Size (Inch):
7
Vent Material:
26 ga. galvanized pipe
Vent Type:
Chimney
Wall Hung?:
No
Voltage (V):
115
Dimensions (HxWxD) Inch:
28 x 22 x 23
Warranty:
1 year parts/limited lifetime warranty on heat exchanger/optional 5 or 10-year parts and labor warranty







