Use a glass polishing compound or a fine clay bar. This physical agitation removes the microscopic layer of old polymers.
Let the product haze over (usually 5–10 minutes). Then, use a damp microfiber cloth followed immediately by a dry one. This "final wipe" is the secret to professional-grade clarity. Why Quality Matters
This guide explores the process of "taking down" or stripping old, hazy, or improperly applied Rain-X to restore glass to its factory-clear state before reapplying a fresh, extra-quality coating. Understanding the "Taking Down" Process