Williamson GSA-175-N-IP-W 175K BTU Gas-Fired Steam Boiler, Electronic Ignition 82.8%

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Gas-Fired Steam Boiler, 175,000 Btuh Input Natural or Propane


• Atmospheric (chimney) venting
• Factory Packaged
• Factory Tested 
• Easy to service 
  - One-piece access door 
  - All controls in easy reach 
• High Efficiency 
  - Generous heating surface
  - Automatic vent damper
• Cast iron sections 
• Rugged construction for long life
  - Integral cast iron legs
  - Integral draft diverter
  - Insulated heavy-gauge steel jacket
  - Heavy-gauge aluminized steel flue collector
• 10-Year warranty on boiler sections


• Factory assembled cast iron sections
• 24-VAC combination gas valve
• Gauge glass and guard assembly
• Pressure gauge and siphon assembly
• Pressure limit control
• Probe low water cutoff
• High temperature limit control
• Automatic vent damper
• 15 PSIG ASME relief valve
• Constant-burning pilot system, thermally-supervised
• Drain valve




 Residential Warranty

 Commercial Warranty


Input (MBH): 175
Output (MBH): 145
IBR (MBH): 109
AFUE: 82.8%
Dimensions (H x W x D): 41-3/8 X 25-1/2 X 27-5/8"
FLUE: 7"
Weight: 590

More Information
Brand Williamson
Pipe Sizes N/A
Unit Type N/A
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BTU/hr N/A
Seer N/A
Drive Capacity N/A
Stage N/A
Volts Hz Phase N/A
Airflow Direction N/A
Connection Method N/A
Length (Feet) N/A
Length N/A
Width N/A
Height N/A
Enable Dropship No
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