904 E. Pearson Street
Milwaukee, Wisconsin 53202
(800) 950-HVAC (4822)


The RBI Futera Fusion and the Bryan Steam Triple-Flex boiler are both condensing watertube boilers and offer guaranteed efficiency.
RBI Futera Fusion
  • Finned copper tube heat exchanger, ASME 160 psi max WP, 4-pass design
  • Rugged solid stainless steel secondary heat exchanger with extremely low pressure drop
  • Modulating temperature control mixing valve accurate to +/- 1 degree F
  • 4:1 Turndown, Full Modulation, Low NOx
  • Up to 99% Efficiency
RBI Futera Fusion
Bryan Triple-Flex
  • 90% Guaranteed Efficiency at 160 degree F return with 20 degree rise.
  • Flexible Tubes are easily removable and replaceable without welding or rollong
  • Over 9 sq. ft. of heating surface per BHP.
  • Easy single side access to tubes and burner.
  • Compact design, minimum floor space
  • Rust resistant jacket panels.
Bryan Triple-Flex