Rheem® STID Series Indirect Tanks vs. Rheem® STB Series Buffer Tanks: What’s the Difference?
When designing a hydronic heating system, it’s important to understand the difference between an indirect water heater and a buffer tank. While both are installed alongside boilers, they serve very different purposes. The Rheem® STID Series Indirect Tanks stores and delivers domestic hot water for showers, faucets, dishwashers, and laundry. The Rheem® STB Series Buffer […]
October 27, 2026