Light Bulb Buying Guide & Resources | HD Supply

Bulb Code Reference Guide

Understand the letters and numbers on your light bulbs.

Halogen vs. Incandescent Bulbs

Replace standard incandescent bulbs with halogen and save money.

How to Measure Beam Spreads

Select the right beam spread for your application.

Light Bulb Buying Guide

Learn the importance of selecting the right bulb for every fixture.

Scale of Light Brightness

Get a better understanding of light color and brightness.

Understanding Light Bulb Color Temperature

Maintain color consistency and create lighting moods across your property.