Because no further room for expansion was available in Wiesbaden, some 75 acres [30 hectares] were purchased near Selters in 1979.
Ar laiku Vīsbādenē vairs nebija iespējams paplašināt filiāli, tāpēc 1979. gadā netālu no Zeltersas tika nopirkts 30 hektāru liels zemes gabals.