... is a versatile, lightweight yet durable, twin wall polypropylene sheet material.It is manufactured ... wide range of attractive, vibrant colours.2) Twin-wall flute sheet board is the ideal ... trays, internal fittings, dividers and dunnage. 3) Twin-wall flute sheet board can also be printed on, ... signs, house-for-sale boards, display sheets.4) Twin-wall flute sheet board can also contain additives ...