The gold-standard and arguably the most widely used material for Fly Screens, Fibreglass is made from vinyl-coated fiberglass threads and is a flexible and affordable choice the world over. Available in a wide selection of different applications, Fibreglass screens are slightly opaque but it still offers good visibility from the inside. Moreover, they won’t crease like aluminium screens either. Fiberglass provides up to 75 per cent UV protection as well.