BUFFER TANKS
ZBT-Series Selection Tool
Enter your details below to calculate the minimum Buffer Tank Volume:
| Min Boiler Runtime Desired | minutes | |
| Min Boiler Firing Rate | BTUH | |
| Smallest BTU Load | BTUH | |
| System Delta T | °F | |
| Min Buffer Tank Volume | Gallons |
| Model | Volume (Gal) |
|---|---|
| ZBT-7 | 7 |
| ZBT-14 | 14 |
