We are offering sand media filter. filtering with media filters is also recognized as depth filtration.the media filters perform the filtration of water through a thick layer of graded particles. These particles can be sand, gravel or other granular materials. The filtration rate depends on the effective size of the bedding and the water velocity through the filter.removal of algae, slime or other organic contaminant as well as sand, rock, grit and other inorganic contaminants. Protects drip and micro-irrigation systems from plugging with fine filtration removal down to 200 mesh or 75 microns.