EI ratings for claddings — parallel to DIN, EU-recognised.
Documentation is mandatory. Every cladding position needs installer signature. We deliver this with the work — so the Herdecke consultant can sign off without chasing missing data.
Herdecke has steel halls, ventilation runs and load-bearing structures that must keep their function under fire. We install, renovate, document audit-ready.

Documentation is mandatory. Every cladding position needs installer signature. We deliver this with the work — so the Herdecke consultant can sign off without chasing missing data.
What we install in Herdecke depends on the structure, appearance and construction phase.
Board cladding with Promatect or Knauf — three-sided or four-sided box around the beam.
Sprayable, for large-area load-bearing structures in industrial halls where appearance is secondary. Audit-ready in Herdecke.
Promatect-L or equivalent — fully enclosing the duct, per approval, in Herdecke industrial settings. Documented in the property log in Herdecke.
Lift shafts or service shafts — F90 outside, F30 inside, per concept in Herdecke.
Intumescent coating — for visible steelwork, where boards would interfere visually.
F30/F60 cladding for existing ceilings — for top-ups, renovation, stock protection in Herdecke.
EI ratings for claddings — parallel to DIN, EU-recognised.
Every cladding with approval and conformity declaration.
F30/F90/F120 classification — the foundation, building-authority recognised, in stock and new build.
Governs cladding of cable routes — alongside penetration plans, in stock documentation, in new build.
Heavily dependent on component and area — fixed price after survey.
Fixed offer after survey in Herdecke.
Depends on F-rating, appearance and visibility. Boards for hidden, coating for visible work.
Survey in Herdecke → board order → install. Documentation audit-ready.