What Is a Door Leaf? Commercial Door Terminology

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A door leaf (or door slab) is a single swinging or sliding panel in an opening.

A single door has one leaf; a pair has two leaves (active and inactive).

Key Takeaways

  • Covers door leaf for commercial property managers

Door Leaf Definition

A door leaf (or door slab) is a single swinging or sliding panel in an opening.

A single door has one leaf; a pair has two leaves (active and inactive).

Single vs. Double Leaf Openings

Single-leaf doors suit standard corridors and offices.

Double-leaf pairs handle wider openings in retail and healthcare with astragal and coordinator hardware.

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Frequently Asked Questions

A door leaf (or door slab) is a single swinging or sliding panel in an opening.

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