• Fits Any Home and Budget with high performance at an attractive price.
• Outstanding Efficiency of 95.2% A.F.U.E. on all models.
• Lasting Performance with industry-leading Viessmann made SA240 316 Ti stainless steel Inox-Radial heat exchanger constructed to CSA B51 and ASME Section IV.
• Low-Emission Combustion with Viessmann made stainless steel MatriX cylinder burner for natural gas or propane. Factory calibrated.
• Versatile On-Board Boiler Control interfaces with most external controls. Now with integrated 0-10V and OpenTherm¯ communication ability. Outdoor temperature sensor standard.
• Greater Venting Flexibility with increased vent length (up to 200') and multiple venting options
  - Horizontal or vertical sealed combustion coaxial venting (factory supplied).
  - Horizontal, vertical or hybrid sealed combustion double-pipe venting (field supplied).
  - Horizontal or vertical single-wall venting (field supplied).
• Suitable for Altitude Levels of up to 10,000 ft. / 3000 m.
• Easy Installation, Service and Maintenance with all pipe connections located at the bottom and serviceable components easily accessible from the front.
• Extremely Quiet Operation; quieter than most refrigerators.
• Compact, Lightweight Design and zero clearance to combustibles.
• Built-in Automatic Frost Protection prevents freeze-up during long shut-off periods.
• Limited Lifetime Warranty in residential applications.

• Vitodens 100-W Owners Manual
• Heating with Gas Brochure

Go to Document Vault

• Highest-efficiency condensing operation: A.F.U.E. up to 95.2%.
• Extremely quiet operation, small size and sealed combustion - can be installed in living space areas.
• High-alloy stainless steel Inox-Radial heat exchanger with defined gaps between coils produces efficient heat transfer and a long service life.
• Low electrical consumption due to variable speed DC blower on all models and a variable speed heat circuit pump (on some models).
• Balanced flue design with self-regulating gas burner and self-calibrating combustion for easy start-up and ongoing reliable operation.
• Modulating MatriX-compact gas burner offers extremely low emission levels of NOx and CO which meet or exceed all international clean air regulations and guidelines.
• Built-in programmable indoor/outdoor control system on each boiler provides efficient and personalized control for space heating and domestic hot water heating needs.
• Models WB2 -24 and -32 feature variable speed, weather-responsive pump for precise space heating temperatures and low electrical consumption for maximum comfort and energy savings.
• Model WB2 6-24C features an instantaneous water heater (plate-type heat exchanger) for efficient domestic hot water production in addition to space heating.

• Vitodens 200 Owners Manual
• Vitodens 200 Brochure

Go to Document Vault

• Best Value in its Class with new industry-leading technology and the most standard features.
• Highest Efficiency of up to 98% at full modulation and up to 96.1% A.F.U.E. CSA thermal efficiency to ANSI Z.21.13/CSA 4.9 of 94.5% (for model WB2B 105 only).
• Lasting Performance with industry-leading Viessmann made SA240 316 Ti stainless steel Inox-Radial heat exchanger constructed to CSA B51 and ASME Section IV.
• Low-Emission Combustion with Viessmann made stainless steel MatriX cylinder burner for natural gas or propane. Factory calibrated.
• Fast Installation and Reduced Maintenance with Lambda Pro, industry-first intelligent combustion management system. Adjusts automatically to gas type and quality. No fuel conversion kit required.
• Powerful and User-Friendly Viessmann Vitotronic on-board multifunction outdoor reset boiler and system control for multi-temperature space and DHW heating.
• Expanded Application Range with increased capacity up to 370 MBH. Multi-boiler installation up to 1480 MBH with up to 4 boilers (models WB2B 45 and up).
• Greater Venting Flexibility with increased vent length (up to 180') and multiple venting options.
  - Horizontal or vertical sealed combustion coaxial venting (factory supplied).
  - Horizontal, vertical or hybrid sealed combustion double-pipe venting (field supplied).
  - Horizontal or vertical single-wall venting (field supplied).
• Compact, Lightweight Design and zero clearance to combustibles.
• Extremely Quiet Operation; quieter than most refrigerators.
• True High-Altitude Operation up to 10,000 ft / 3,000 m with simple electronic adjustment.
• Limited Lifetime Warranty in residential applications.

• Vitodens 200-W Owners Manual
• Heating with Gas Brochure

Go to Document Vault