Which statement best describes the function of masking in paint prep?

• A. It helps to check color
• B. It increases cure time
• C. It strengthens the panel
• D. It protects areas from overspray and damage

Answer: (D)

Masking in paint prep is about protecting areas from overspray and damage. By using masking tape, paper, or film, you cover edges, glass, trim, seals, and other surfaces that should not receive primer or topcoat. This creates clean, sharp paint lines and prevents paint from sticking where it shouldn’t, reducing later touch‑ups and ensuring the finish on the protected areas remains pristine. Masking is applied after surface preparation and removed once the paint is finished and cured. It doesn’t relate to color checking, which uses color matching tools or samples, and it doesn’t affect cure time or strengthen the panel; its purpose is protection and precision during the spray process.