Trades & Contractor Calculators

Practical calculation tools for electricians, drywallers, flooring installers, masons, plumbers, and movers. Sizing for wire gauge, tile, drywall sheets, concrete, HVAC BTUs, moving supplies, and pipe velocity.

Self-Storage Unit Sizing

Determine the exact self-storage unit dimensions (5x5 up to 10x30) needed for your items.

Item Inventory

Add items to calculate total volume and required storage space.

Presets

Beds / Mattresses

Couches & Sofas

Dining Table & Chairs

Desks & Workstations

Appliances (Fridge, Washer)

Packed Boxes

Storage Unit Recommendation

10' × 10'

Recommended Unit

10' × 10'

Equivalent to a 1 to 2 Bedroom apartment (~100 sq ft)

Required Volume

553cu ft

Floor Footprint

~69sq ft

Unit Utilization:69% capacity

Allows room for center walkway and easy item access.

Unit Size	Volume	Status
5' × 5'	200 cu ft	Too Small
5' × 10'	400 cu ft	Too Small
10' × 10'	800 cu ft	Best Fit
10' × 15'	1200 cu ft	Extra Space
10' × 20'	1600 cu ft	Extra Space
10' × 30'	2400 cu ft	Extra Space