Sono Tubes
Volume formula
Volume = π × radius² × depth
Sono Tube Reference
Quick Reference Chart (By Pour Depth)
Pick the pour depth below and every tube size recalculates. Volume includes 10% added for waste.
Pour Depth / Tube Length
4 ft / 48 in
| Diameter | ft³ | yd³ | 80-lb bags | 60-lb bags |
|---|---|---|---|---|
| 8 in | 1.54 | 0.06 | 3 | 4 |
| 10 in | 2.40 | 0.09 | 4 | 6 |
| 12 in | 3.46 | 0.13 | 6 | 8 |
Per tube at a 4 ft pour, including a 10% waste buffer. Bag counts assume an 80 lb bag yields 0.6 ft³ and a 60 lb bag yields 0.45 ft³, and round up to whole bags.