PROTECTING GREAT ROOFS

two or more layer composite materials, made of glass fiber nonwovens and polymer fiber nonwovens; carrier webs, made of glass fiber nonwovens and polymer fiber nonwovens, particularly for use in roofing membranes, roofing felts and floor coverings; roofing membranes, roofing felts and floor coverings, made of glass fiber nonwovens and polyester nonwnvens, particularly as bitminized roofing felts and laminated floor coverings; shingles, made of glass fiber nonwovens and polyester nonwovens, particularly bituminzed shingles