Thanks to its malleability, Prefalz® is more pliable than most comparable folding materials. Planners can use it in many creative ways on roof and façade areas. Recommendation: plan a minimum substructure roof pitch of > 7º (13%). Roof pitch from 3° (according to the information/limitations of ÖNORM B 3521-1), > 7° recommended (see planning guide)All the advantages of Prefalz®:Comprehensive PREFA system accessoriesVersatile use – from arched roofs to complex roof extensions, domes or large-scale roofsColour chart with 16 standard coloursAvailable with smooth or stucco surface