Viessmann Manufacturing®, B2HAA94, Gas Boiler, Liquid Propane/Natural Gas Fuel, 71 to 530 mbh Input, 92 % AFUE, Wall Mounting
Boilers 283
Overview
Natural Gas or LP with modulating stainless steel MatriX cylinder burner, and
Stainless steel Inox-Radial heat exchanger. Optional Domestic Hot Water
Features
- Outstanding efficiency of 92.0% A.F.U.E on all models
- 32,000 BTU to 160,000 BTU input - 30,000 to 149,000 BTU heating capacity
- Lasting performance with Viessmann made SA240 316Ti stainless steel Inox-Radial heat exchanger constructed of ASME Section IV and CSA B51
- Low emission combustion with fully modulating stainless steel MatriX cylinder burner. Factory calibration eliminates adjustments in the field
- Vitotronic on board multi function outdoor reset boiler and system control for multi temperature space and domestic hot water heating
- Compact, lightweight wall mount design and zero clearance to combustibles make it a great choice for limited space installations
- Greater venting flexibility with vent length up to 180 feet and multiple venting options
- Easy installation, service and maintenance with all pipe connections located at the bottom and serviceable components (including electrical connections) easily accessible from the front
- Suitable for high altitude levels of up to 10,000 ft. (3,000 m) without deration
Overview
Natural Gas or LP with modulating stainless steel MatriX cylinder burner, and
Stainless steel Inox-Radial heat exchanger. Optional Domestic Hot Water
Features
- Outstanding efficiency of 92.0% A.F.U.E on all models
- 71,000 BTU to 311,000 BTU input - 67,000 to 294,000 BTU heating capacity
- Lasting performance with Viessmann made SA240 316Ti stainless steel Inox-Radial heat exchanger constructed of ASME Section IV and CSA B51
- Low emission combustion with fully modulating stainless steel MatriX cylinder burner. Factory calibration eliminates adjustments in the field
- Vitotronic on board multi function outdoor reset boiler and system control for multi temperature space and domestic hot water heating
- Compact, lightweight wall mount design and zero clearance to combustibles make it a great choice for limited space installations
- Greater venting flexibility with vent length up to 180 feet and multiple venting options
- Easy installation, service and maintenance with all pipe connections located at the bottom and serviceable components (including electrical connections) easily accessible from the front
- Suitable for high altitude levels of up to 10,000 ft. (3,000 m) without deration
Overview
Oil Fired Boiler with Cast Iron Sections
Features
- AFUE of 86.9%
- 196,000 BTU input - 172,000 BTU heating output
- Eutectoplex cast iron heat exchanger for high operational reliability and long service life
- Triple pass heat exchanger design provides reduced emmisions, efficient fuel utilization, and low heating costs
- Economical and environmentally friendly operation
- Problem free cleaning access facilitated by a hinged (left or right) swing open burner door
Old Number 7554 706
Overview
Natural Gas or LP with modulating stainless steel MatriX cylinder burner, and
Stainless steel Inox-Radial heat exchanger. Optional Domestic Hot Water
Features
- Outstanding efficiency of 92.0% A.F.U.E on all models
- 71,000 BTU to 311,000 BTU input - 67,000 to 294,000 BTU heating capacity
- Lasting performance with Viessmann made SA240 316Ti stainless steel Inox-Radial heat exchanger constructed of ASME Section IV and CSA B51
- Low emission combustion with fully modulating stainless steel MatriX cylinder burner. Factory calibration eliminates adjustments in the field
- Vitotronic on board multi function outdoor reset boiler and system control for multi temperature space and domestic hot water heating
- Compact, lightweight wall mount design and zero clearance to combustibles make it a great choice for limited space installations
- Greater venting flexibility with vent length up to 180 feet and multiple venting options
- Easy installation, service and maintenance with all pipe connections located at the bottom and serviceable components (including electrical connections) easily accessible from the front
- Suitable for high altitude levels of up to 10,000 ft. (3,000 m) without deration
Overview
The Bosch Greenstar is built using precision German engineering that includes Bosch designing and manufacturing all key components, like the unique heat exchangerand control systems. It features reliable, ultra quiet operation, fast, easy installation and very low maintenance costs. The intelligent digital control systems allow for precise boiler control using indoor and/or outdoor temperature sensing, as well as options for controlling domestic hot water. In addition, the Greenstar includes a highly efficient 95% AFUE aluminum silicon heat exchanger.
Features
- Heating only
- 36,000 to 132,000 BTU input - 118,000 BTU maximum heating capacity
- Aluminum silicon heat exchanger
- Modulating gas burner
- Includes integral circulator
- May be field converted to LP with included LP conversion kit
- Concentric, one pipe, or two pipe venting
- Can be vented with PVC, CPVC, Rigid polypropylene, Flexible polypropylene, or Stainless steel
- Hydronic bracket for securing bottom of the boiler to the wall
- Heatronic III control with high limit dials and digital display
- 3 inch twin pipe vent adapter
If boiler is fired at 1.75 gallons per hour: 245,000 BTU input - 212,000 BTU heating capacity - 85.5% AFUE - If boiler is fired at 1.95 gallons per hour: 273,000 BTU input - 235,000 BTU heating capacity - 85.0% AFUE - 17.75 gallons water content - Carlin 99 oil burner - Cast iron sections with steel push nipples - Insulated deluxe powder coated steel jacket - Wet base section design - Full plate swing out burner door - Top or Rear flue outlet - Built in air elimination baffle - Boiler reset control with low water cut off
Overview
Cast iron sections for better heat transfer and a compact design to save valuable living space. Easily accessible controls, vertical flueways and top cleaning for easy and quick servicing
Features
- Integrated boiler control module with intermittent electronic ignition system with integrated indicator and diagnostic lights
- Water content: 3.3 gallons
- Integrated low water cutoff with test button
- Two piece top jacket panel
- Cast iron sections with built in air separator
- Vertical draft hood
- Automatic vent damper
- Stainless steel burners
- Non-linting pilot burner
175,000 BTU input - 148,000 BTU heating capacity - 84.4% AFUE Efficiency - 8.56 gallons water content - Cast iron sections with steel push nipples - Deluxe powder coated jacket - Hydrostat IC integrated boiler control with 2 circulator outputs allowing for domestic hot water priority - Low water cut off - Boiler reset - Spark ignition - Electrically operated automatic vent damper - Flame rollout safety shutoff switch - Vent safety shutoff switch
Overview
Weil McLain high quality oil boilers feature long lasting cast iron sections and easy to use controls that optimize operation and comfort, while maximizing energy savings. The Weil McLain WTGO series has a high capacity, high efficiency tankless heater included with each boiler.There are rear and top flue outlets for complete venting flexibility.
Features
- Minimum chimney requirement: 7 inch diameter x 15 feet high
- Tankless coil: 4.00 gallons per minute intermittent draw rating when heated from 40 degrees to 140 degrees with 200 degree boiler water
- Swing away burner door
- Refractory blanket and target wall in combustion area
- Insulated steel jacket
- Water content: 15.9 gallons
- Aluminized steel flue collector hood with flue cap on top outlet (convertible to rear outlet)
Overview
Weil McLain high quality oil boilers feature long lasting cast iron sections and easy to use controls that optimize operation and comfort, while maximizing energy savings. The Weil McLain SGO series does not include a tankless coil, but does include a tankless opening cover plate with each boiler.There are rear and top flue outlets for complete venting flexibility.
Features
- Minimum chimney requirement: 7 inch diameter x 15 feet high
- Tankless coil is not included, but the boiler does include a tankless opening cover plate. A tankless coil and controls are optional
- Swing away burner door
- Refractory blanket and target wall in combustion area
- Quick opening top jacket for easy cleaning access
- Insulated steel jacket
- Water content: 16 gallons
- Aluminized steel flue collector hood with flue cap on top outlet (convertible to rear outlet)
Overview
This boiler is packaged, wired and assembled at the factory. Cast iron sections for better heat transfer. Includes an automatic vent damper for higher efficiencies and reduced fuel consumption. Easy to access controls for easy servicing.
Features
- Intermittent electronic ignition system with UCM universal ignition control module
- Insulated extended jacket
- Horizontal to vertical draft hood
- Automatic vent damper
- Non-linting pilot burner
- Two 3 inch female supply tappings
- Two 2-1/2 inch female return tappings
- Stainless steel burners
- Electrode type low water cutoff
- Gauge glass and valves
Overview
This boiler is packaged, wired and assembled at the factory. Cast iron sections for better heat transfer. Includes an automatic vent damper for higher efficiencies and reduced fuel consumption. Easy to access controls for easy servicing.
Features
- Intermittent electronic ignition system with UCM universal ignition control module
- Insulated extended jacket
- Horizontal to vertical draft hood
- Automatic vent damper
- Non-linting pilot burner
- Two 3 inch female supply tappings
- Two 2-1/2 inch female return tappings
- Stainless steel burners
- Electrode type low water cutoff
- Gauge glass and valves
Overview
Weil McLain high quality oil boilers feature long lasting cast iron sections and easy to use controls that optimize operation and comfort, while maximizing energy savings. The Weil McLain WTGO series has a high capacity, high efficiency tankless heater included with each boiler.There are rear and top flue outlets for complete venting flexibility.
Features
- Minimum chimney requirement: 7 inch diameter x 15 feet high
- Tankless coil: 4.25 gallons per minute intermittent draw rating when heated from 40 degrees to 140 degrees with 200 degree boiler water
- Swing away burner door
- Refractory blanket and target wall in combustion area
- Insulated steel jacket
- Water content: 18.4 gallons
- Aluminized steel flue collector hood with flue cap on top outlet (convertible to rear outlet)
Overview
The Weil McLain designed ECO Tec boiler features a long lasting stainless steel fire tube heat exchanger and a next generation, easy to use color touchscreen control. Installation is simple with the space saving wall mount design and 10 system presets and an easy to use setup wizard. Spacious cabinet design and strategically positioned common parts for fast and easy access and service of the gas valve, blower, heat exchanger and control module. There are multiple venting configurations, including direct vent or direct exhaust - sidewall, roof or dual pressure zones.
Features
- This boiler is heat only; no domestic hot water
- Can be converted to LP gas with optional LP kit (Not included)
- 2 inch or 3 inch PVC, CPVC, Polypropylene or Stainless Steel vent pipe (Size depends on length of run)
- Stainless steel fire tube heat exchanger
- Built in Taco 0015e circulator
- Four additional outputs can be used with circulators, dampers or system aux.
- Zone and / or priority based control
- Bluetooth connectivity ability with app
- Water content: 3.8 gallons
- Fully removable jacket door
- Sealed cabinet design preheats incoming air and prevents debris going directly into the blower
- Color touchscreen display panel
Overview
The Bosch Greenstar is built using precision German engineering that includes Bosch designing and manufacturing all key components, like the unique heat exchangerand control systems. It features reliable, ultra quiet operation, fast, easy installation and very low maintenance costs. The intelligent digital control systems allow for precise boiler control using indoor and/or outdoor temperature sensing, as well as options for controlling domestic hot water. In addition, the Greenstar includes a highly efficient 95% AFUE aluminum silicon heat exchanger.
Features
- Heating and domestic hot water
- 24,600 to 100,000 BTU input - 91,000 BTU maximum heating capacity
- 2.65 GPM maximum DHW flow rate at 72 degree rise
- Aluminum silicon heat exchanger
- Modulating gas burner
- Includes integral circulator
- May be field converted to LP with included LP conversion kit
- Concentric, one pipe, or two pipe venting
- Can be vented with PVC, CPVC, Rigid polypropylene, Flexible polypropylene, or Stainless steel
- Hydronic bracket for securing bottom of the boiler to the wall
- Heatronic III control with high limit dials and digital display
- 3 inch twin pipe vent adapter
Overview
The Weil McLain designed ECO Tec boiler features a long lasting stainless steel fire tube heat exchanger and a next generation, easy to use color touchscreen control. Installation is simple with the space saving wall mount design and 10 system presets and an easy to use setup wizard. Spacious cabinet design and strategically positioned common parts for fast and easy access and service of the gas valve, blower, heat exchanger and control module. There are multiple venting configurations, including direct vent or direct exhaust - sidewall, roof or dual pressure zones.
Features
- This is a combination boiler and domestic water heater
- 4.1 gallons per minute of domestic hot water at 70 degree temperature rise
- 3/4 inch domestic water supply and return
- Can be converted to LP gas with optional LP kit (Not included)
- 2 inch or 3 inch PVC, CPVC, Polypropylene or Stainless Steel vent pipe (Size depends on length of run)
- Stainless steel fire tube heat exchanger
- Built in Taco 0015e circulator
- Four additional outputs can be used with circulators, dampers or system aux.
- Zone and / or priority based control
- Bluetooth connectivity ability with app
- Water content: 3.1 gallons
- Fully removable jacket door
- Sealed cabinet design preheats incoming air and prevents debris going directly into the blower
- Color touchscreen display panel