Telecommunications services; telephone communication services; Internet protocol telephony services

Filters for swimming pools, spas and spa baths; filters for ponds; filter apparatus for water purification; filter boxes; filter housings (parts of household or industrial installations); water filtering apparatus; water filtering installations; water purification filters; water treatment filters

Filtration media, filtration materials; chemicals and chemical products for the treatment, purification and filtration of water in swimming pools, spas and spa baths; chemicals and chemical products for the treatment, purification and/or filtration of water; chemical preparations for use in water treatment