A few words about the additional protection we give to the roofs of our pavilions, technical approvals and approvals
PVC roof waterproofing membranes is a product group that NBI know very well.Different field investigations as well as accelerated weathering tests in the laboratory indicate that such products may have a long service life.
When a PVC roof waterproofing membrane hold an NBI Technical Approval, NBI expect a normal service life of at least 25 years when applied according to the producers guide and when subjected to inspections and necessary maintenance..
NBI Technical Approvals Nos 2008 and 2010 granted Protan PVC Roof Waterproofing.
Membranes are based on these contracted presuppositions epectation.