Fixture Unit Calculator
Calculate total WSFU and DFU for plumbing systems.
Fixture Unit Values (UPC/IPC)
| Fixture | WSFU | DFU |
|---|---|---|
| Water Closet (tank) | 2.5 | 3 |
| Water Closet (flush valve) | 6 | 4 |
| Lavatory | 1 | 1 |
| Bathtub | 2 | 2 |
| Shower | 2 | 2 |
| Kitchen Sink | 1.5 | 2 |
| Dishwasher | 1.5 | 2 |
| Clothes Washer | 2 | 2 |
| Hose Bibb | 2.5 | - |