The PPG OMNI MH278 Production Clear Hardener - Slow is a high-quality product manufactured by PPG. This hardener is specifically designed for use with clear coats and provides a durable finish for automotive applications. It comes with an activator included, making it convenient for users to mix and apply the product. The manufacturer part number is MH278, ensuring compatibility with various paint products. This slow curing hardener is ideal for automotive enthusiasts looking to achieve a professional finish on their vehicles.