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Recessed Lighting Calculator

Find recessed light spacing and count.

Room area

Light spacing

Calculated Output

Lights needed 8

Step-by-Step Breakdown

1. Values used:

2. Room area = 200

3. Light spacing = 5

4. Lights needed = 8

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The math behind it

lights ≈ area ÷ spacing² (grid layout).

Spacing?

Typically 4–6 ft apart.