0.75mm diameter A good fibre for star ceilings.

1.00mm diameter. A good general purpose fibre to suit star ceilings and many other applications

1.50mm diameter. A thicker fibre with good light transmission capability, but less flexible than thinner fibres. Suitable for decking, skirting boards etc.

2.00mm diameter. A fibre with good light transmission capacity, but lack of flexibility may be an issue where tight bend radius is required.