This standard on classification of glass fibre reinforced cement performances should deal with the following requirements: - the classification method shall comply with the project managers (help in design) and manufacturers needs in their dealings with customers; - the classification method shall be open, i.e. compatible with all the existing as well as future formulations (the formulations advance with the products); - it is necessary to make a distinction between the short and long-term requirements; - the standard shall give tables of values for all the characteristics on the material.