Viessmann Gas Boiler Product Line
Vitodens 100-W
The Vitodens 100-W Boiler is a wall mounted, gas-fired, condensing boiler made from stainless steel components. It has an input of 21 to 125 MBH (thousand of BTUs per hour.)
Over the years, its been the Vitodens 100-W has won many awards. In 2018, recognized for being an Energy Star, Most Energy Efficient Boiler.

Benefits of the Vitodens 100-W Boiler:
- High Performance and Cost Effective
- High Efficiency of 95% AFUE
- Low Emissions
- Fully Modulating System - Uses Smart Technology (Makes Adjustments Based on External Temperature)
- Built In On-Demand Water Heater (DWH)
- Long Lasting Stainless Steel Components - Inox-Radial Heat Exchanger & MatriX Cylinder Burner
- Super Quiet (Even Quieter than a Refrigerator)
- Low Profile German Design (Space Saving - Uses Minimal Amount of Space)
- Fuel - Natural Gas or Propane Gas
- Lifetime Limited Warranty in Residential Use & Limited 5 year Warranty on Parts & Labour
- Applications - Residential Homes, Apartment Buildings, New Builds and Retrofits
Vitodens 200-W
The Vitodens 200-W Boiler is a wall mounted, gas-fired, condensing boiler made from stainless steel components. It has an input of 12 to 530 MBH (thousand of BTUs per hour.) It comes with the most standards features in it's class. It can be used in multi-boiler installation set ups.
Over the years, its won many awards from Energy Star, Red Dot Design and much more.

Benefits of the Vitodens 200-W Boiler:
- High Efficiency of 98% when Modulating and 95% AFUE
- Low Emissions Combustion - Environmentally-Friendly Operation
- Lasting performance - Viessmann made SA240 316 Ti Stainless Steel Inox-Radial Heat Exchanger
- Modulation Ratio up to 6.5:1 Operates at High Efficiency
- Multiple Venting Options with Greater Venting Flexibility
- Long Lasting Stainless Steel Components - Inox-Radial Heat Exchanger & MatriX Cylinder Burner
- Super Quiet (Even Quieter than a Refrigerator)
- Low Profile German Design (Space Saving - Uses Minimal Amount of Space)
- Compact, Lightweight Design and Zero Clearance to Combustibles
- Limited Lifetime Warranty