Williamson -Thermoflo Parts B02899

Williamson -Thermoflo Parts B02898

Williamson -Thermoflo Parts B02905

Williamson -Thermoflo Parts B03149

Williamson -Thermoflo Parts B03720-04

Williamson -Thermoflo Parts B02952

Williamson -Thermoflo Parts CB-PMP/LB-098

Williamson -Thermoflo FS-80-N-C

Modulating combustion 10 to 1 turndown ratio
• Single tube large diameter, stainless steel heat exchanger
• 24 VAC thermostat relay
• Digital display Honeywell control
• Compact design
• 3" diameter vent outlet
• Outdoor reset
• PVC, CPVC, PP, SS vent material
  

  williamson -thermoflo fs-120-n-c

Factory tested
• Easy service - 1-piece access door, all controls in easy reach
• High efficiency - generous heating surface, automatic vent damper
• Rugged construction for long life, stainless steel burners, integral cast iron legs, integral draft diverter, insulated heavy gauge steel jacket, heavy gauge aluminized steel flue collector
• 24 VAC combination gas valve
• Gauge glass and guard assembly
• Pressure gauge and siphon assembly
• Pressure limit control
• Probe low water cut-off
• High temperature limit control
• 15 psig ASME relief valve
• Drain valve
• Spark ignited (intermittent) pilot system, electronic ignition/flame supervisory control
• 10 years limited warranty on boiler sections, 1 year limited warranty on parts
  

  Williamson -Thermoflo GSA-125-N-IP

Natural or Propane
• Factory tested
• Easy service
• One-piece access door
• All controls in easy reach
• Cast iron sections with built-in air separator
• Insulated heavy-gauge steel jacket
• Low water cut-off
  

  Williamson -Thermoflo GWA-100-L-T-S3-W