Size calculator

Find your perfect fit.

Add what you're planning to store and we'll recommend the right unit size — no guesswork, no overpaying for space you won't use.

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Small box≈ 40 × 30 × 30 cm0
Medium box≈ 50 × 40 × 40 cm0
Large box≈ 60 × 50 × 50 cm0
SuitcaseLarge check-in0
Document archive box≈ 42 × 32 × 26 cm0

Estimates are a guide only. We size each unit on its real floor area and ceiling height, then allow for the fact that you can't pack a unit solid — about 65% of the space is realistically usable once you allow for stacking and reaching the back. The exact unit is confirmed on enquiry.

Our unit sizes

Storage Unit Categories

Four tiers, from a half-height locker to a room-sized unit — every size we actually stock, with the ceiling height that goes with it.

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Locker

13.77 – 18.4 sq ft

Documents, valuables and small items — half-height, easy to reach.

1.3 m ceiling height

13.77 sq ft1.05 × 0.99 m
18.4 sq ft1.12 × 1.3 m

Small Storage

11 – 16.89 sq ft

Boxes, seasonal items and personal storage — full ceiling height.

2.6 m ceiling height

11 sq ft0.91 × 1.12 m
12.59 sq ft1.07 × 1.07 m
16.46 sq ft1.07 × 1.43 m
16.89 sq ft1.07 × 1.46 m

Medium Storage

21.42 – 27.23 sq ft

A 1-bedroom apartment or business inventory.

2.6 m ceiling height

21.42 sq ft1.07 × 1.86 m
22.6 sq ft1.07 × 1.98 m
23 sq ft1.07 × 2.01 m
23.89 sq ft1.07 × 2.07 m
25.3 sq ft1.19 × 1.98 m
27.23 sq ft1.07 × 2.38 m

Large Storage

42.62 – 71.36 sq ft

Multi-room homes, large furniture and business storage.

2.6 m ceiling height

42.62 sq ft1.83 × 2.17 m
71.36 sq ft2.04 × 3.26 m

All dimensions are approximate and may vary slightly. Usable space may be less.