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.