Home Lighting 101: A Guide to Understanding Light Bulb Shapes, Sizes, and Codes

Understanding common household light bulb shapes, sizes, and styles is important whether you’re converting outdated incandescent fixtures into energy-efficient ones or using LED bulbs for new-construction applications. Every light bulb has identifying characteristics that are represented by a letter or series of letters and a number; these are known as light bulb codes. The letter … Continue reading Home Lighting 101: A Guide to Understanding Light Bulb Shapes, Sizes, and Codes