St. Martini GmbH is the legal entity of the St. Martini Hospital in Duderstadt and belongs to the Elisabeth Vinzenz Association. For over 650 years, St. Martini Hospital has been offering the population of Eichsfeld comprehensive medical and nursing care. With a total of 140 beds in the specialist departments of general internal medicine, cardiology, geriatrics with early rehabilitation, general and visceral surgery with vascular surgery, trauma surgery and orthopaedics with certified endoprosthetics centre, gynaecology as well as anaesthesia and intensive care medicine, all treatment options of basic and standard care are offered and form the medical centre of Untereichsfeld. The St. Martini Hospital is planning the redesign of the nursing and specialist discipline in the existing building complex in conjunction with an extension of the building structure in 2 construction phases.

Part of this tender are the "carpentry wooden interior doors" with the following coarse dimensions:

according to DIN 18355 Carpentry work

141 pcs. wooden interior doors, partly with radiation protection requirement

23 wooden interior doors with fire protection requirements

26 pcs. Sheet steel doors partly with fire protection requirement

12 pcs wooden sliding doors