Type GK 4

Overflow Element

Type GK 4

Listed by applicability


Workplace: Facilities for Meetings, Conventions and Conferences, Offices, Assembly Rooms, Broadcasting Rooms, Television Studios, Common Rooms, Data Centres, Stage and Studio Rooms, Utility Rooms
Healthcare: Clinics and Hospitals, Laboratories, Operating Theatres, Pharmacies (Production)
Education: Library Rooms, Research Rooms, Teaching, Class and Educational Rooms
Industry: Laboratories and Research Facilities, Production Facilities
Hotels and Gastronomy: Hotels and Resorts, Restaurants and Canteens
Transport: Airports, Train Stations


Acoustics: Airborne Sound Reduction
Climatic Regulation: Air Permeability
Corrosion Protection: Interiors
Design: Steel


Technical Data


Climatic Regulation


Product description

The overflow element Type GK-4 ensures air passage between two rooms while providing a significant reduction in sound transmission. The inlet/outlet opening of the element has a narrow visible width of 15 mm.

  • high sound reduction  
  • slim view of the joint  
  • significant reduction in sound transmission  
  • air equalisation from room to room