Smart, compact space heating and DHW

The benefits at a glance

  • Efficiency up to 98% at full modulation and 95% AFUE. Exceeds Energy Star® efficiency requirements.
  • Low emission combustion and continuous efficiency from Viessmann stainless steel MatriX cylinder burner with Lambda Pro combustion management system.
  • Wide modulation range up to 6.5:1 to precisely match load conditions.
  • Fast heat-up with innovative DHW Storage Tank Loading System comprised of plate heat exchanger, DHW loading pump and storage tank.
  • Compact and hygienic DHW storage with Viessmann-made SA240 316Ti stainless steel tank (26 USG).
  • Ten-minute peak flow of 60 gallons (model B2TB-35 only) and continuous DHW draw of 3.3 GPM. Based on a temperature rise of 70 °F (50 °F to 120 °F).
  • Space-saving design with small footprint and zero side clearance to combustibles.
  • Simplified installation with pre-installed pressure / temperature relief valves, fully enclosed heating expansion tank and circulation pump, and built-in 3-speed DHW / space heating pump with diverter valve.
  • Multiple venting options with vent length up to 180 ft.


The new Vitodens 222-F gas-fired condensing boiler is an ideal space-saving option for new installations and a smart upgrade for outdated boiler and domestic hot water (DHW) storage systems. Its compact, floor standing design offers an economical space heating and DHW solution for homes with moderate heating loads.


Reliable and consistent performance

Stainless steel is the best choice for long-term reliability. That’s why the Vitodens 222-F is equipped with a stainless steel Inox-Radial heat exchanger and MatriX cylinder burner. Developed and manufactured by Viessmann, these high-quality stainless steel components maximize performance and reliability. Plus, the "self-cleaning" heat exchanger contributes to the boiler’s long service life and dependable performance.

Where can I buy a Vitodens 222?


To get a quote for a new Vitodens 222-F boiler including system installation, please contact a licensed professional heating contractor near you. You can find a contractor in your area using our Contractor Locator.


Viessmann products are available from Viessmann authorized stocking wholesalers across Canada. If you need help finding a local wholesaler, please contact a Viessmann Sales Representative via our Sales Network.

Product details


Rated input
12 to 125 MBH - 3.5 to 37 kW
Efficiency (AFUE)
Natural gas, propane gas
Application range
For residential homes and apartment units, new buildings and retrofits
DHW heating
Integrated stainless steel DHW storage tank (26 USG / 100 L). Ten-minute peak flow of up to 60 gallons and continuous DHW draw of up to 3.3 GPM (model B2TB-35 only).
Limited lifetime warranty in residential applications
Additional features
Space-saving design with small footprint and zero side clearance to combustibles



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A perfect match – System technology

"The whole is greater than the sum of its parts." According to this philosophy, Viessmann does not just make individual heating equipment components that meet the high Viessmann standards for quality, reliability and effectiveness. Rather, all products are part of a matching concept, where all components complement one another. Only the perfect interaction of system integrated components draws out the maximum potential of our innovative leading technology.

Viessmann system technology includes everything you need for a reliable and economical heating system. The Vitotronic control unit with remote control, the powerful Vitocell DHW tanks for best DHW convenience, to high-quality solar thermal systems for cost-saving heating.

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