Fabrics; textiles and fabrics covered or impregnated with plastic materials; fabrics and textiles coated or impregnated with plastic materials for use in the manufacture of membranes in the field of extended architecture; canvas namely canvas made of textile materials coated with plastics for production of shade structures, facades and building coverings; woven, knitted, non-woven, coated, calendered, impregnated or lined fabrics.