fireproof board, calcium silicate duct board, calcium silicate duct board fire and smoke resistant

Worried about duct fire safety? Our fireproof board and calcium silicate duct board (fire and smoke resistant) keep your ducts safe. They effectively block fire and smoke spread, complying with fire safety standards. Non-toxic and corrosion-resistant, they adapt to harsh duct environments. The calcium silicate duct board fire and smoke resistant is easy to cut and install, perfect for factory, mall and tunnel duct projects.