Materials and systems
Every material answers four questions: where it goes in the roof, why it is used, what it is compatible with, and which project used it.
Protan AS (Norway)
Protan PVC roofing membranes
PVC membranes by the Norwegian manufacturer Protan for flat and pitched roofs: mechanically fastened (SE, SE-L, EX, T) and ballasted (G, G-FR, GG). Data from SINTEF Technical Approvals TG 2010 and TG 2008 (2024–2026 revisions).
- What it does
- Protan PVC membrane — Waterproofing
Protan SE
Polyester-reinforced PVC membrane for exposed, mechanically fastened flat and pitched roofs. Protan’s main pro…
Protan SE-L
Protan SE with a lacquered surface — for visible roofs and slopes where appearance matters.
Protan EX
Protan membrane with 180 g/m² polyester felt on the underside. Laid directly over old bituminous roofing in re…
Protan T
Exposed, mechanically fastened Protan membrane for terraces.
Protan G / G-FR
Glass-felt reinforced PVC membrane for ballasted, inverted, duo and intensive green roofs. Loose laid under ba…
Protan GG
Water-pressure membrane for parking decks, intensive green roofs, culverts and below-ground structures.
GOR-STAL (termPIR®)
termPIR AL — foil-faced PIR insulation boards
Rigid polyisocyanurate (PIR) insulation boards faced on both sides with multilayer aluminium foil. λD 0.022 W/(m·K), 20–250 mm, FIT, LAP and TAG edges.
- What it does
- PIR insulation (termPIR AL) — λD 0.022 W/(m·K)
to be confirmed by Stogrenta
Roof outlets, vents and cable entries
Membrane systems are supplied with accessories for details: roof outlets, ventilation vents and cable entries. Models are selected to suit the membrane and the design.
- What it does
- Outlets and emergency overflow — Water path
Contact
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