Domestic Hot Water Heaters & Boilers

The DominatorTM Series from RBI offers superior performance and serviceability in a high efficiency, multi-stage boiler. At the heart of the unit is a sealed combustion chamber that provides the flexibility of using outside air or mechanical room air for combustion. The chamber design, with fan-assist, multi-speed blowers and state-of-the-art staging control, offers high efficiency staged firing in a compact package and virtually eliminates heat loss. The Dominator incorporates all the latest technological advances that engineers, contractors, and building owners look for when specifying boilers and water heaters.


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Our complete line of boiler room equipment includes a wide range of boilers, burners, hot water heaters, feedwater systems, blowdown systems, fuel efficient equipment, control systems, oil heaters and stack systems.

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RBI offers a complete line of finned copper tube boilers and water heaters. RBI high efficiency boilers and condensing boilers are among the most competitively priced units on the market.

  • 85% - 99% efficiency copper-fin boilers & water heaters
  • Capacities of .4 MMBTu - 4 MMBTU