Where can I get information on firestopping and draftstopping for concealed spaces?

Where can I get information on firestopping and draftstopping for concealed spaces?

Design of firestopping and draftstopping for concealed spaces. Recommendations on where and how fire/draftstopping should be used to prevent spread of fire by restricting movement of flame, air, gasses, and smoke in buildings. 16 pages. (T45) Order from our brochure.