Abstract: A device for protecting a combustible building from natural disasters includes a housing secured to a roof apex for containing flexible, fire-resistant liners movable between rolled and deployed positions. The present invention further includes a deploying mechanism including a shaft around which the liners are wound when maintained at a non-operating position and are unwound when deployed. The present invention further includes a fastening mechanism that has first and second sections secured to the bottom of the liners and extending from the building, respectfully. The first and second sections preferably include hooks to maintain the liners at a fixed position.