ochDCladdning

ochDCladdning is a term that has appeared in a small number of building-technical texts and online discussions but is not recognized as a standard concept in construction codes or architectural documentation. Because there is no consensus on its meaning, definitions vary and it may be encountered as a typographical variant, a regional term, or a project-specific name.

Generally, if used, ochDCladdning would refer to an exterior cladding system intended to protect the building envelope, provide a weather barrier, and contribute to the building’s aesthetics. Such systems are typically multi-layer, featuring an outer cladding panel, a moisture and air-management layer, and a back-up or substrate fastened to the structure. The exact composition depends on the project, climate, and manufacturer.

Common materials include fiber cement, metal panels, wood veneers, composite panels, ceramic or engineered stone. Installation must address joints, penetrations, flashing, edge details, and compatibility with insulation and weather barriers to prevent water ingress and heat loss. Performance considerations include durability, impact resistance, UV stability, thermal expansion, and fire performance. Fire-classification standards and local building codes govern selection and installation, and ventilated rainscreen configurations, which create an air gap behind the cladding, are often used to improve moisture management and energy efficiency.

Because ochDCladdning is not a widely defined term, project-specification documents should clearly define its scope, materials, installation methods, and testing requirements to ensure consistency.

See also: Cladding, Exterior wall, Rainscreen, Ventilated façade, Fire performance of cladding.