Fire-rated doors create important obstacles that slow down fires and smoke

https://knoxqkho263.zenbloomer.com/posts/chicagoland-safety-codes-made-easy-commercial-garage-door-service-for-fireking-roll-up-doors

Fire-rated doors produce vital barriers that slow down fires and smoke, providing residents time to evacuate securely while restricting architectural damage, preserving supply, and guarding long-term commercial financial investments.