JAK Water Systems JAK Water Systems Work Phone: 01789 333 313work Work Email: sales@jakwater.co.ukINTERNET Website: www.jakwater.co.uk Categories: Commercial Swimming Pools Updated 5 years ago. Lonza Lonza Work Phone: 01924 792 909work Work Email: service-conso-piscine@sigurawater.comINTERNET Website: Visit Website Categories: Commercial Swimming Pools Updated 2 years ago.