E04B - CPC Classification

• E04B1/00 » Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs 75
• E04B2/00 » Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls 113
• E04B2103/00 » Material constitution of slabs, sheets or the like 12
• E04B5/00 » Floors; Floor construction with regard to insulation; Connections specially adapted therefor 154
• E04B7/00 » Roofs; Roof construction with regard to insulation 72
• E04B9/00 » Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation 38