Vitodens 222-F

Ideal space-saving solution for heating and DHW

Vitodens 222-F

Smart, compact space heating and DHW

Gas-fired condensing technology and innovative DHW solution in compact, floor standing design. Rated input: 19 to 125 MBH.

Space heating plus DHW production
26.5 USG DHW tank built-in
With expansion tank & circulation pump
Extremely small footprint

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Outstanding efficiency

Up to 98% at full modulation and 95% AFUE.

Mobile ViCare app available

Stay connected with your boiler by adding the Vitoconnect WiFi module (sold separately).

Fuel flexibility

Uses natural gas or liquid propane – no fuel conversion kit required.

Low emission combustion

Features Lambda Pro intelligent combustion management system.

Simple installation

Pressure / temperature relief valves are pre-installed.

Leveling feet

Easy set-up for uneven basement floors.

Compact, economical space heating and domestic hot water

The Vitodens 222-F, B2TB gas-fired condensing boiler is an ideal space saving option for new installations and a smart upgrade for outdated boiler and domestic hot water (DHW) storage systems. The floor standing Vitodens 222-F is a compact, economical space heating and DHW solution for homes with moderate heating loads.
 

Proven Viessmann technology

At the core of the Vitodens 222-F is the Viessmann-made stainless steel MatriX cylinder burner and Inox-Radial heat exchanger. Together, they allow for optimal heat extraction with minimal heat loss, to maximize energy utilization and reduce fuel consumption.

Stainless steel MatriX cylinder burner

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.
 

Lifetime warranty

With a limited lifetime warranty in residential applications, you can be sure your investment will deliver long-lasting value year after year. For detailed terms and conditions, see the warranty sheet.

Stainless steel Inox-Radial heat exchanger

Advantages of the Vitodens 222-F

Fast heat-up with innovative DHW tank loading system comprised of plate heat exchanger, DHW loading pump and storage tank.
Efficiency up to 98% at full modulation and up to 95% AFUE.
Compact and hygienic DHW storage with Viessmann-made titanium stabilized stainless steel tank (26 USG).
Low-emission combustion for environmentally-friendly operation.
Ten-minute peak flow of 60 gallons and continuous DHW draw of 3.3 GPM. Based on a temperature rise of 70°F (50°F to 120°F).
Wide modulation range up to 6.5:1 to precisely match load conditions.
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.
Space-saving design with small footprint and zero side clearance to combustibles.

Look inside the boiler

  1. Inox-Radial heat exchanger
  2. MatriX cylinder burner
  3. Vitotronic 200 control
  4. Stainless steel storage tank
  5. Heating expansion tank

Product details

Fuel type

Natural gas (NG) or liquid propane gas (LPG)

Min. input (NG)

19,000 BTU (5.5 kW) for B2TB-125

Max. input (NG)

125,000 BTU (37 kW) for B2TB-125

Efficiency (AFUE)

95%

Weight

302 lbs (137 kg)

Overall dimensions

Depth

23½ inches (595 mm)

Width

23⅝ inches (600 mm)

Height

64 inches (1625 mm)

DHW storage tank

Tank capacity

26.5 USG (100 L)

Continuous draw rate

3.3 GPM (12.3 L/min) for B2TB-125
Based on a temperature rise of 70°F (39 K), 50°F to 120°F (10°C to 49°C).

Max. draw rate over 10 min. period

60 USG (227 L) for B2TB-125
Based on a temperature rise of 70°F (39 K), 50°F to 120°F (10°C to 49°C).

Warranty

Limited lifetime warranty in residential applications. See warranty sheet for details.

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