On site: how prefabrication changes the workflow

In COVER:MAG 2026, Petar Kelava, managing director of Spenglerei Kelava GmbH, shares his experience with prefabricated EPDM sheets. His focus: work that can be prepared before installation.

Prepare before installation

Kelava describes planning and welding work carried out in advance. On site, the prepared sheets are installed and joined to the adjoining waterproofing.

Work in stages

He also describes carrying out insulation, compartment barriers and EPDM installation in separate stages.

The full interview appears in COVER:MAG 2026. The issue is available on request.