Gyproc® Fireline Board is gypsum based interior Wall & Ceiling product used in areas where High Fire Resistance Performance is required to restrict fire to pass from one side of wall to the other side. Gyproc® Fireline Board’s gypsum core incorporates glass fibers & other fire resistive additives that are encased & firmly bonded to strong pink colored paper liners. Product Application Suitable for Application where High Level of Fire Protection is required from 60 minutes to 240 minutes across all segments.