Watertube boiler

Torus watertube boilers and water heaters bring next level performance in a small compact footprint to today’s applications. The RBI tradition of high quality, performance equipment in a user-friendly design continues with Torus. Incorporating all industry-proven components including HeatNet 3.0 touchscreen cascade control, Tru-Flow fuel/air coupling system with 10:1 turndown and capacities from 300-4,000 MBH, the Torus uses a pressure driven mixing system with no moving parts to provide a reliable 10:1 turndown, without lowering the CO2% while avoiding nuisance ignition lockouts.