Expert knowledge

Ventilation

Rear-ventilated façades (VHF), synonymous with "exterior wall cladding, rear-ventilated", represent a high-quality and extremely versatile option for façade design. What they all have in common is the structure of an insulating layer, substructure/rear ventilation and the actual façade cladding.

The increased space required by a VHF, for example compared to a façade with an external thermal insulation composite system (ETICS), should be taken into account at an early planning stage.

In addition to the decision for the final surface material of the VHF (see table), and the associated individual design possibilities, the appearance is decisively determined by the determination of shape/format (e.g. panels, panels, panels, rhombuses, squares – each changing evenly or regularly/irregularly), colour, surface (e.g. structured, pre-patinated, milling/perforation, sanded, graffiti protection), joint (e.g. staggered joints, cross-joints), fastening (visible/invisible) and laying pattern (e.g. open/closed joints, inverted).

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Image: bauwion

Source: bauwion