J-MPF aluminum foil compound insulation board is a kind of new material especially used for air ducts. It is produced with melamine-phenol formal dehyde resin foam and aluminum foil under continu-ous process. It has many advantages compared to the traditional air duct material. We have the advanc-ed technology in the world. It is especially suitable for high-class hotel, office building, supermarket, hospital superclean workshop, underground railway and etc. J-MPF has been widely used in some developed co-untries such as the U.S.A, Japan, Europe and etc, and it will soon be widely used in China.