White primer is an important coating used to prepare surfaces before applying paint. It creates a smooth, even base and helps the final paint color look brighter, cleaner, and more consistent. White primer is commonly used on walls, wood, metal, plaster, drywall, and many other surfaces, depending on the type of primer selected. One of the main advantages of white primer is its ability to improve paint coverage. When a surface has different colors, stains, or patches, applyin