Used where steel is exposed, but aesthetic finish is not a critical concern. Product is installed to meet the thickness requirements of the specification for the prescribed rating with minimal treatment to smooth or mitigate appearance. The product should generally be level and free from major defect.

Items where the observer is usually 20 feet or more from the element. The product should generally be level and free from major defect. Final coat should have a uniform smooth to textured finish, or stippled appearance, when observed from 20 feet or more.

These items are generally located within 20 feet of the viewing public. The intumescent coating should generally be uniform and free from major defects. Texture or defects may still be noticeable when observed from six feet or less.

These Items are a critical aesthetic feature (within six feet or less of view) and due to proximity, shape, topcoat sheen levels, and/or reflection of lighting, requires the highest possible degree of finish. Items should be smooth, and the finish should be even with no waviness or defect and mirror the shape of the expressed steel.