KHIA header Know-How in Action


Belzona® Seals Skylights Over Production Hall



Buildings & Structures (BSTR)



Roof Problem Areas (RPA)


Customer Location:

Machinery plant, Slovakia


Application Date:



Application Situation:

Skylights in the roof of production hall



Corrosion of steel frame and rubber seal degradation on the skylights, caused by the effects of weather, was allowing rainwater to leak directly into the production hall creating safety issues and damage of interior machinery.



Belzona® 3111 (Flexible Membrane)



Glass & Steel


Application Method:

Application was carried out in accordance with Belzona Know-How System Leaflet RPA-3. A fully reinforced Belzona® 3111 system was applied to bridge over the glazing bars and seal onto the glass.


Belzona Facts:

To replace the rubber seals would take a long time and expose the interior to the full effects of the weather as well as interfering with production below. Repairs using the Belzona system was completed in 5 days without any disruption to the production process.


Photographs Description

  1. Skylights on the production hall
  2. Corrosion of steel frame
  3. Application in progress
  4. The skylights in "as new" condition
Case study pic one


  Case study pic two


  Case study pic three


  Case study pic four


For more information about Belzona visit: