🛢️ Sonotube Calculator
Tube size, depth and count
Tube diameter
6 in
8 in
10 in
12 in
14 in
16 in
18 in
24 in
Tube depth
(set by your local frost line)
Number of tubes
Waste allowance (%)
(extra for cuts, spills and uneven ground — 10% is the usual rule)
Calculate concrete
Calculator by
CalcCoverage
— free DIY & home-improvement calculators