Can firestop systems typically be painted over?

Firestop systems are designed to prevent the spread of fire, smoke, and hot gases through openings and joints in fire-resistance-rated wall and floor assemblies. Whether these systems can be painted over often depends on the specific manufacturer's guidelines and specifications.

Manufacturers often provide detailed recommendations regarding the application of additional materials, including paints, over their firestop products. Some coatings may not adversely affect the performance of the firestop system, while others could potentially compromise its integrity. Thus, it is essential to adhere to the manufacturer's specifications to ensure that the firestop continues to perform effectively in the event of a fire.

Understanding this aspect highlights the importance of consulting product documentation and manufacturer instructions, as they include critical information about compatibility with other materials, including paints. If the manufacturer's guidelines permit painting, it is likely with certain types of products that will not affect the firestop's performance.