Boiler Type | 1 pass design, horizontal, low and high pressure design | 3 pass design (for horizontal), cast iron sectional, low and high pressure design, horizontal and vertical | 2 pass design, vertical, low and high pressure design | 1 pass design for vertical, 3 pass for horizontal, low pressure |
Efficiency | 80-83% Fuel to Steam | 83% fuel to steam | 80% Classic boiler, 84% Edge boiler fuel to steam | 80-83% Fuel to steam |
| 25 year against thermal shock | No thermal shock warranty | No thermal shock warranty | 5 year against workmanship and thermal shock |
Warranty | 12 month against parts and workmanship from startup date | No warranty against workmanship | 5 year workmanship warranty | 2 year warranty for pressure vessel replacement |
| 5 year warranty burner combustion head | 12 month against parts or buner after startup date | 12 months against parts warranty | 12 months warranty for burner and parts |
Burner | PowerFlame | PowerFlame | Fulton | Webster |
Modulation | ON/OFF Linkage | ON/OFF Linkage | ON/OFF Linkage | Full Modulating (1:6 or 1:10) |
Controls | Honeywell | Honeywell | Honeywell | AutoFlame |
User Interface | Analog | Analog | Analog | 8″ Touchscreen – Digital |
Control Modules | realy logic | realy logic | realy logic | All in one inclusinve |
Brewhouse Integration | None | None | None | MODBUS TCP/IP |
Service | No service | Service rep is in Dallas | Service rep in Dallas | Service in Houston |
Pressure/ Temp Control | Manual | Manual | Manual | Sensor to +/- 1 psi |
Production Scheduling | None | None | None | Included |
Technology | Basic 20th Century | Basic 20th Century | Basic 20th Century | State of the Art Modern |
Alarms | Codes | Codes | Codes | Clear Detailed Message |
Support | n/a | n/a | limited | 24/7 Comprehenisve |
Inspection | Inspection thru water side, so handholes or manholes | Fireside cleaning, handholes top and bottom | Top and bottom handholes for inspection | Water side inspection and handholes |
Tubes | 2″ Tubes | 2″ Tubes | Tubeless | 2″ Tubes |
Shipping | High shipping cost from California | High shipping cost from Philadelphia | High shipping cost from New York | Low shipping cost from Illinois |