E04D3/00—Roof covering by making use of flat or curved slabs or stiff sheets
E04D3/24—Roof covering by making use of flat or curved slabs or stiff sheets with special cross-section, e.g. with corrugations on both sides, with ribs, flanges, or the like
E04D3/30—Roof covering by making use of flat or curved slabs or stiff sheets with special cross-section, e.g. with corrugations on both sides, with ribs, flanges, or the like of metal
E—FIXED CONSTRUCTIONS
E04—BUILDING
E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
E04B7/00—Roofs; Roof construction with regard to insulation
E04B7/02—Roofs; Roof construction with regard to insulation with plane sloping surfaces, e.g. saddle roofs
E04B7/028—Roofs; Roof construction with regard to insulation with plane sloping surfaces, e.g. saddle roofs consisting of structures of pyramidal or conical shape
E04D3/00—Roof covering by making use of flat or curved slabs or stiff sheets
E04D3/24—Roof covering by making use of flat or curved slabs or stiff sheets with special cross-section, e.g. with corrugations on both sides, with ribs, flanges, or the like
E04D3/32—Roof covering by making use of flat or curved slabs or stiff sheets with special cross-section, e.g. with corrugations on both sides, with ribs, flanges, or the like of plastics, fibrous materials, or asbestos cement
Souche de cheminee, essentiellement constituee en tole ou en materiaux plats analogues, et raccords pour une telle souche recevant au moins un conduit de fumees
Procédé de raccordement à l'angle de deux plaques ou feuilles, pièce de raccord pour sa mise en oeuvre et couverture de toiture réalisée selon ce procédé