Silastic industrial sealant is a type of sealant that is used to seal joints and objects in industrial and commercial applications. It is a silicone-based sealant that has excellent adhesion and flexibility properties and is resistant to corrosion, moisture, and extreme temperatures. Silastic sealants are used in various applications, such as sealing pipes, tanks, ducts, and other joints. It is available in a variety of colors, including white, gray, and black. Silastic sealants can also be used to seal windows, doors, and other openings.