UNIPUR OSB is a self-supporting roof panel with a 12mm water-resistant OSB board glued and nailed to four timber rafters. On request the edges of the OSB can be chamfered.
-The space between the rafters is filled with polyisocyanurate (PIR).
-Rafter depth depends on insulation thickness.
-The treated rafters are glued and fixed with 6 galvanized nails per metre.