Knauf Fire Resistant Gypsum Boards (red board) are specially designed to offer superior fire resistance performance when used in drywall partitions, ceilings and lining systems. Manufactured according to certified standards EN 520 +A1 : 2009 and NA 17036 :2011 plasterboard with 100% natural plaster core and weight of 10.5kg/sqm. Lined with a red paper liner. Skein offers profiles and accessories for suspension plasterboard ceilings or stud and track for walls.