Recessed light calculator

Recessed light calculator calculator can be used to calculate the number of recessed lights needed for a room based on its dimensions and desired illumination level.

Input Parameters

Calculation Results

Calculation Formula

Total Lights Needed = (Room Length × Room Width × Lumens per Square Foot) / Light Bulb Lumens

Where:
Room Length: The length of the room in feet.
Room Width: The width of the room in feet.
Lumens per Square Foot: The desired illumination level in lumens per square foot.
Light Bulb Lumens: The lumens output of each light bulb.

Results

Total Area:

0 sq ft

Total Lumens Needed:

0 lumens

Number of Lights Needed:

0

Recessed light calculator Calculator Usage Guide

Learn how to use the Recessed light calculator calculator and its working principles

How to Use the Calculator

  1. Enter the length and width of your room in feet.
  2. Specify the desired illumination level in lumens per square foot. A common recommendation for general lighting is 30-50 lumens per square foot.
  3. Enter the lumens output of each light bulb you plan to use.
  4. Click the "Calculate" button to determine the number of recessed lights needed.

Understanding the Results

The calculator will provide you with the total area of the room, the total lumens needed, and the number of lights required to achieve the desired illumination level.

Additional Tips

  • For more even lighting, consider the layout of your room and the placement of furniture.
  • Remember that the number of lights needed may vary based on the specific light bulbs and fixtures you choose.
  • It's always a good idea to add a few extra lights to ensure adequate coverage.