Standard size glass sand 3.0-7.0 mm. Active Clear Glass 1.0 mm-3.0 mm Astralpool
feature
- Environmentally friendly filter media made from 100% recycled glass, packaged 25 kg per bag.
- More efficient: Saves water in cleaning the filter tank, thus reducing water treatment costs, energy and chemicals.
- Angular particle shape and a high amount of chilica that adheres together. Improves efficiency in removing turbidity by up to 30%.
- Can remove more fine particles from water than comparable grade silica sand.
- Non-porous composition provides the opportunity "coagulated or less slit than silica sand with superior permeability, backwashing takes less time, saving water and energy costs, including chemotherapy resistance costs. Because it is less dense than sand. Thus using a 10% less amount.