Device for sterilizing ponds and pools by incorporating microbubbles into the water comprises a microperforated pipe, a bed of coarse drainage material, a sheet of geotextile and a bed of silica sand

摘要

Device for sterilizing ponds and pools by incorporating microbubbles of pulsed air or oxidizing gas into the water comprises a microperforated pipe (1) located at the bottom of the pond and covered with a bed of coarse drainage material (graves creuses), the whole being covered with a sheet of geotextile of low weight and high permeability beneath a bed of silica sand (4).