- Efficiency: Mid-Efficiency
- Capacity:
- Natural Gas (D Models): 75, 112.5, 150, 187.5, 225, 262, 299 MBH
- Propane (DP Models): 70, 105, 140, 175, 210, 245, 280 MBH
- Heat Exchanger: Cast Iron
- Combustion: Atmospheric
- Venting: Chimney Vent
- Boiler Type: Hot Water
- Boiler Control Module: Fuel Smart Hydrostat Temperature Limit, LWCO and Boiler Reset Control with Circulator Relay and Domestic Hot Water Input Override
- User Display Interface: Temperature LED Display with dial-type settings and diagnostic indicator lights
- Heat Exchanger: Cast Iron Sections with Cast Iron Push Nipples
- Combustion: Completely Installed and Wired Gas Control System consisting of: Titanium Composite Burners, Gas Manifold with Orifices, Automatic Redundant Combination Gas Valve, 24 Volt with Pilot Filter and Regulator Intermittent Pilot Control, Continuous Retry 100% Shut Off, Combination Burner/Electrode/Flame Sensor
- Safety: Flame Roll-Out Safety Shut-Off (Fuse Link) and Blocked Vent Safety Shutoff Manual Reset Disc Thermostat (Spill Switch) with Spare Fuse Link included
- Other
- Assembled Boiler with Insulated Jacket
- Integral Draft Diverter
- Vent Damper
- Combination Temperature/Pressure Gauge
- Circulator Pump Wired with 5′ Harness for Supply or Return Field Mounting
- 3/4″ Drain Valve
- 30lb. ASME Relief Valve
- Natural Gas and Propane Conversion Kits
- High Altitude Conversion Kits
- Fill-Trol
Brochure
Engineering Documents / Resources
Installation & Operation Manual
Parts Lists
Technical Bulletin
Engineering Documents / Resources
Installation & Operation Manual
product-1015
This is my 2nd boiler and I have lived in my home for 58 years. It is made to last!!!
WPSB Series 3