B2TB004 Viessmann Vitodens 222-F B2TB 125 MBH Input 29.5-117 MBH Output 95% Efficient Combi Boiler With 2" Vent

• Fast heat-up with innovative DHW 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 and continuous DHW draw of 3.3 GPM. Based on a temperature rise of 70 Degree F (50 Degree F to 120 Degree F)
• 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
• Efficiency up to 98% at full modulation and up to 95% AFUE
• Low-emission combustion for environmentally-friendly operation
• Wide modulation range up to 6.5:1 to precisely match load conditions
• Space-saving design with small footprint and zero side clearance to combustibles

Install Instructions
Specification Sheet

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222-F, B2TB gas-fired condensing boiler is an ideal space saving option for new installations and a smart upgrade for outdated boiler and domestic hot water (DHW) storage systems.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. 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 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. With a limited lifetime warranty in residential applications, you can be sure your investment will deliver long-lasting value year after year.