Insulating batt with multidirectional tearability

摘要

There is disclosed a method of manufacturing a non-woven insulating batt, comprising forming the batt by air laying predetermined staple fibres such that the staple fibres are randomly oriented at least within a plane of the batt, optionally with the addition of at feast one binder in a predetermined amount. The batt thus formed can be ripped or torn by hand in more than one direction parallel to the planes of the layers of the web.