An acid-resistant inspection chamber was developed in sulphur concrete similar to the classic concrete inspection chamber. The inspection chamber is robust and consists of a basic element with shaft elements and a cover plate. All this in a smooth casted finish (wet-cast) consisting of sulphur concrete, which ensures the high quality properties regarding to DWF (Dry Weather Flow) sewerage for the entire element. This inspection chamber complies with PTV 823 – 1.

The industrial production of this type of product is currently still under development.