Building Envelope

Mould on an internal wall due to condensation in a window recess

Condensation Risk Analysis

At Sandberg, we undertake hygrothermal analysis to assess the condensation risk of proposed designs and to investigate damage caused by condensation on existing structures.

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Buildings in Central London, mostly with clad facades.

Facade and Roofing Consultancy

Sandberg has extensive experience of all elements of the building envelope and many of our staff are nationally recognised specialists in these fields.

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Two inspectors in an access cradle conducting a Building Fire Safety audit inspection

Fire Safety Audits for Building Facades and Cladding Systems

Many buildings have been overclad and it is not always possible to visually establish the true nature and fire resistance of the underlying construction.  Cladding can…

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Cladding panels removed, exposing Insulation fitted to the external building facade

Thermal Performance (U-value Calculations)

Sandberg offers U-value calculations and assessments of the thermal performance of various building envelope components, including comprehensive overall U-value calculations and 2D and 3D finite element analyses.

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Thermography image of a house showing areas of heat loss; red indicates high heat loss, and blue indicates low heat loss.

Thermography Surveys

Thermographic surveys can be employed to demonstrate the proper construction of the building envelope, identify thermal or cold bridges, and detect water penetration.

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