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Paint Rack Calculator

Calculate rack dimensions and slot count based on your paint pot collection and preferred brands.

How We Calculate This

Calculations

Slot width = Pot diameter + Spacing gap

Rack width = Slots per row × Slot width + End spacing

Tiered depth = Rows × (Pot diameter + Padding)

Tiered height = Pot height + (Rows − 1) × Tier rise (15mm per step)

The calculator uses each pot's widest dimension: 34mm for hexagonal Citadel/Tamiya pots and 26mm for 17ml dropper bottles (Vallejo, Army Painter, Scale75, AK). These match the hole sizes used by commercial racks. Adjust spacing in Advanced Options for tighter or looser fits.

Frequently Asked Questions

Last updated: March 2026

All calculations are estimates. Always verify quantities before purchasing materials.