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- Compact design saves valuable living space
- Stainless steel burners for quieter ignition, longer life, and improved combustion
- Gas fired water boiler with cast iron sections
- Easily accessible controls, vertical flueways and top cleaning for easy and quick servicing
- Up to 84% AFUE
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- Class-leading 70,000, 110,000, and 155,000 BTUH models
- Exceeds Energy Star requirements at 95% AFUE efficiency rating
- Durable stainless steel fire tube heat exchanger
- Streamlined design configurable for installation
- Display can be mounted on the boiler or wall (up to 2’ away)
- Components positioned for fast and easy service
- Multiple vent configurations and material options
- Optional accessories to match virtually any installation
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- Comes with automatic vent damper for higher efficiencies and reduced fuel consumption
- Easy access to controls for convenient servicing
- Configured for Natural Gas, intermittent electronic ignition only
- A versatile gas cast iron boiler for water or steam applications
- Cast iron heat exchanger
- Up to 84% AFUE
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- Medium capacity cast iron commercial gas boiler
- Combination Gas Valve and Regulator
- Non-Linting Pilot Burner
- Available in Steam
- Factory Assembled Section Block
- Horizontal to Vertical Draft Hood
- Aluminized Steel Burners
- Insulated extended steel jacket
- Ideal for large homes, apartments and small commercial applications
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- 91% AFUE efficient
- Durable cast iron primary heat exchanger
- Condensing stainless steel secondary heat exchanger
- Unique 7 pass heat exchanger design maximizes heat transfer
- Vents with PVC
- Multiple ventilation options (direct vent, direct exhaust, concentric)
- Easy conversion to propane (kit included)
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- Short draw rods permit faster, easier assembly of boiler sections
- Includes factory-assembled base and burners, and simplified piping for quick and easy installation
- Compact design allows for more piping and venting headroom
- The highest efficiency commercial cast iron atmospheric gas boiler available by Weil-McLain
- Built-in air separator diverts air to the expansion tank
- Gas natural draft water and steam boiler with cast iron sections
