Ridge and arris rolls
PM FIRST- UND GRAT-ROLLE STANDARD is a simple and quick solution for all pitched roof constructions and complies with the requirements of DIN 4108 part 3. Thanks to the special structure of the PP fabric, the free ventilation cross section even far exceeds DIN 4108 Part 3.
PM FIRST- UND GRAT-ROLLE PREMIUM is a high-quality and quick solution for the safe ventilation of the pitched roof, and serves to prevent moisture-related damage, and to permanently ventilate the roof covering.
PM FIRST- AND GRAT-ROLLE PREMIUM DUO is a very high-quality solution for the safe ventilation of the roof. It corresponds to the regulations of the German roofing trade and even exceeds the requirements of DIN 4108 Part 3.