The first and most common type of channel letter is the front-lit or standard channel letter. Front-lit channel letter are typically made with 3/16″ acrylic faces, 1″ trim caps, 3″ or 5″ deep aluminum returns, and 1/8″ aluminum backs. Our channel letters are lit with LED bulbs that come in a wide array of colors and are energy-efficient. There are many different ways to customize channel letters including different vinyl options and custom painted trip caps and returns.