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Guide

Clearance checks and collisions

How the issues panel finds overlapping furniture, blocked door swings and tight walkways — and why it's guidance, not a compliance check.

Last reviewed Oct 22, 2026 · v1

On this page

Catch layout problems early: furniture that overlaps, doors that can't open fully and walkways that feel tight.

Before you start

  • A furnished room. The checks run automatically as you edit.

What gets checked

CheckType
Furniture overlapping other furnitureCollision — physically impossible
Furniture going through a wallCollision
A door swing hitting an itemCollision
Too little space in front of appliances and storageAdvisory guidance
Narrow walkways between tall itemsAdvisory guidance (uses your passage setting)

Steps

  1. Open the Issues panel at the bottom of the editor. Each issue names the items involved.
  2. Select an issue to highlight the affected objects on the plan. Markers use both colour and an icon, so they don't rely on colour alone.
  3. Fix it — move, rotate or resize an item, or change a door's swing.
  4. To change the walkway threshold, open Project settings → Checks and set the minimum passage width (default 36″ / 914 mm) and door clearance (default 30″ / 762 mm).

Common problems

  • A rug is flagged. Rugs, wall-mounted and ceiling items are ignored for collisions; if one is flagged, check it isn't a floor item with a rug-like name.
  • Too many advisories. Reduce the passage setting for tight spaces such as galley kitchens, or accept the advice consciously — advisories never block saving or exporting.