The book is entitled „Cleaning and Preservation of Metal Facades and Windows“. Hans Pfeifer, author and co-founder of the IFO Institute, brings 40 years of professional experience to the subject and, through this book, shares his knowledge on the cleaning and protection of facades. The book is now on sale and can be purchased from the IFO.
You can find everything to do with the book here: https://www.ifo-gmbh.de/ifo-fachbuch/
