Description
- Available in two sizes with input range from 12 to 125 MBH.
- Efficiency up to 98% at full modulation and 95% AFUE.
- Lasting performance with Viessmann-made SA240 316Ti stainless steel Inox-Radial heat exchanger constructed to CSA B51 and ASME Section IV.
- 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 Deg.
- Space-saving design with small footprint and zero side clearance to combustibles.
- On-board Vitotronic control features large display with text and graphics for straightforward, menu-driven programming and operation.