... thermal and acoustical insulation 3,Dimension Stable GNS A15 MULTI-PURPOSE PU FOAMVery good filling capacitiesHigh thermal and acoustical ... DESCRIPTIONGNS MULTI- PURPOSE PU FOAM A15 is a one-component, ready to usemulti-purpose Polyurethane Foam. It is fitted with a ... surfaces such as UPVC, masonry, brick,block work, glass, steel, aluminum, timber and other substrates (except PP,PE and ...