... millimeters up to 30 kilometers (for small Dia rods ).Fiberglass Application:1) Outdoor activities: tent Pole, kite Rod, ... , scaffold, portable work platforms, cooling tower, luggage rack, window/door frame, sign post, bridge structure, bus bar supports, ... roofing laminate, flat roof, door surrounds, over-door canopies, window canopies and dormers, chimneys, coping systems, insulators, cable conductor, ...