Apparatus and installations for decomposing toxic substances in water; Apparatus for disinfecting water; Apparatus for filtering drinking water; Desalination units; Filtering units for water filtering, producing potable water for domestic use; Filters made of fiber for water filtration; Filters for drinking water; Filters for fluids, namely, for water and area-water solutions; Purification installations for sewage; Rainwater purification installations; Storm water filtering units featuring non-metal filtering booms and tendrils used to reduce bacteria and hydrocarbons in standing water; Tap-water purifying apparatus; Water filtering apparatus; Water filtering devices, namely, water purification installations for waste water and sewage consisting of curtains and textile fabrics; Water filtering units for domestic use; Water filters; Water filtration and purification units and replacement cartridges and filters therefor; Water purification installations; Water purification units; Water purification and filtration apparatus; Water purifying apparatus and machines; Water purifying units, for potable water for domestic; Water treatment equipment, namely, cartridge filtration units; Water treatment equipment, namely, chemical sterilization units; Water treatment equipment, namely, water filtration units