1 Bag of 25 KG microspheres 425 - 850µm (0.4 – 0.8 mm) for perfect purification of the water of your swimming pool.
Beaded flint glass that revolutionize water purification.
Using glass beads instead of sand is a’ water crystal-clear and of excellent quality.
is a filtration medium and innovative for the filtering systems of swimming pools.
In the face of a correct and wise application, and maintenance of the product guarantees a long life of use, virtually unlimited, and therefore, to the end, it is cheaper than silica sand.