Protan, with headquartered in Norway, is the leading manufacturer of roofing membranes for flat and low-sloped roofs for new construction and renovation. Protan AB sells roofing membranes and membranes in Sweden. Traditionally Protan roofing membranes is used on flat roofs where the requirement of strength and density are particularly large, but they are increasingly used in other types of roofs. Protan has products for both new construction and renovation, and can be mounted on all types of surfaces. Protan membranes are used in many different areas such as roofs and terraces, uncovered, a turf roof and parking decks.