We are please to inform you that we also supply for PASSIVE FIRE PROTECTION SYSTEMS. For Passive Fire Protection Systems comprises of: Fire Resistant Doors Blast Resistant Doors Acoustic Resistant Doors Radiation Shielding Doors Insulated Doors Water & Air Tight Doors Strong Room Doors Security Doors Clean Room Doors General Purpose Doors Specially Engineered Doors Dampers Designer Doors Rolling Shutters (Fire / Non Fire Rated) etc….. The following items are manufactured as per standards, which is as per BS 476 Part