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Storage by moving volume worked example

What Size Storage Unit for 20 Cubic Metres?

Storage-unit starting point for 20 m³ of belongings: compare tight, practical and regular-access floor-space estimates before refining with an inventory.

Practical starting point~125 sq ft
Belongings volume20 m³
Tight~100 sq ft
Practical~125 sq ft
Regular access~150 sq ft

Three packing-access scenarios

ModeEffective fillModelled floor areaRounded unit
Tight packing90%98 sq ft100 sq ft
Practical75%118 sq ft125 sq ft
Regular access60%147 sq ft150 sq ft

What this simplified page assumes

The calculation converts 20 m³ into cubic feet, assumes an 8 ft storage height, applies the stated effective fill factor and rounds up to a common unit size. It does not know the exact item shapes.

Related examples

Storage geometry matters. Unit shape, ceiling height, door width, non-stackable items and access aisles can make a larger unit necessary.