- Manual Gas Shutoff
- Gas Regulator
- Shell Drain Valve
- High Temp. System Return
- Low Temp. System Return
- Relief Valve
- Sequencing Valve
- Header Sensor
- System Air Separator
- System Pump
- Pressure Reducing Fill Valve
- Water Supply
- System Supply
- Diaphragm Type Expansion Tank
Benchmarks in Large Office Buildings
Multiple Benchmark boilers provide space heating for a large office building. The compact Benchmark features a reduced footprint (zero-side clearance) with on-board sequencing controls to ensure highest efficiency.