Calculate optimal spotlight placement for square, rectangular, and L-shaped ceilings
Click on a spotlight in the preview to see its measurements, or enable "Show All Measurements" above.
The Ceiling Spotlights Calculator is a professional tool designed for electricians, interior designers, and DIY enthusiasts who need to calculate optimal spacing and placement for recessed ceiling lights. Whether you're planning a new installation or retrofitting existing lighting, this calculator ensures even light distribution and professional results.
Our ceiling spotlights calculator takes the guesswork out of lighting design. Simply enter your room dimensions, desired number of lights, and wall inset preferences. The tool calculates optimal placement with precise measurements, ensuring even spacing and avoiding shadows. A visual preview shows exactly where each spotlight should be positioned.
Explore our other professional construction calculators: Wall Layout Calculator for picture spacing, Angle Calculator for perfect miters, Spindle Calculator for balustrade spacing, and Wallplate Square Checker for framing accuracy. Visit our apps directory for more free construction tools.
The ceiling spotlights calculator is trusted by UK construction professionals for accurate lighting planning. Whether you're working on residential or commercial projects, this tool helps you achieve even light distribution and professional finishes. The calculator works with any measurement unit and provides precise results for both small and large rooms.
For more information about lighting design standards and best practices, visit CIBSE (Chartered Institution of Building Services Engineers) or consult Lighting Magazine for industry guidelines.