athmer, based in Arnsberg-Mueschede, is the leading international manufacturer of sealing systems for doors and gates. The company has more than 60 years of experience in the field of automatic drop seals and belongs to the Julius Cronenberg Sophienhammer (JCS) group of companies. With the continuous development of new variations of seals for different door types, athmer has often been able to solve technical problems that had previously been unresolved. In addition to automatic drop seals for sound, smoke and fire doors, these also include seals for radiation protection doors, all-glass doors and doors with extremely high floor gaps of up to 50 millimetres. For many years, athmer has also been dealing with unique finger protection systems for securing the all closing edges of doors.