WSB

Water and waste water purification plants; water and waste water treatment plants; water and waste water cleaning plants; water and waste water disposal plants and their individual parts and accessories, namely, septic tanks, pipes being parts of sanitary facilities, water filtering devices, namely, water purification installations for waste water and sewage consisting of sediment tanks, reactor vessels containing filter media in the nature of plastic pellets covered with water purifying bacteria and sludge collection vessels; toilets and transportable toilets and their individual parts and accessories for aforementioned goods, namely, toilet seats, toilet bowls and toilet tanks