Astria Touch-Up Paint Accessory SCITPSABAstria Touch Up Paint Accessory SCITPSAB Product Details What surfaces can the Astria Touch Up Paint Accessory be used on, and how does it help in maintaining the appearance of a fireplace over time? The Astria Touch Up Paint Accessory is designed for use on metal surfaces, particularly those exposed to high heat, such as fireplace doors, frames, and louvers. It helps maintain the appearance of a fireplace by covering scratches, chips, or faded areas