Advantages

It can retain moisture up to eight times of its volume

Coco peat holds and releases nutrients in solution over extended period

It contains air porosity and it helps the plant to have a strong root system

Coco naturally has a near neutral pH of 5.5 to 6.5 which is ideal for most hydroponics. Coco holds water unlike shedding occurs in traditional peat moss.

Moreover Coconut fiber is rapidly becoming one of the most popular growing medium in the world and in fact it may soon be the most popular growing medium. It is also the first totally "organic" growing medium that offers top performance.
One of the key advantages of Coco Peat is its ability to maintain a larger oxygen capacity while having a superior water holding ability. This is a real advantage for hydroponic systems that have intermittent watering cycles.