1.5” Washed
A clean, debris-free stone primarily used for drainage fields, septic systems, and French drains.
A clean, debris-free stone primarily used for drainage fields, septic systems, and French drains.
These calculators are designed to give approximate amounts only. They will help you determine the quantity you need; however, variations in subgrade, compaction of subgrade, or inaccurate measurements, even a quarter of an inch of depth, can make a difference.