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Appraisal number: 487 (2019)

Date issued: 15 Oct 2019

Ulltraclad® Cavity System


The Ulltraclad® Cavity System is a cavity-based, interlocking powder-coated aluminium weatherboard system. It is designed to be used as an external wall cladding system for residential and light commercial type buildings where domestic construction techniques are used.

The system includes horizontally fixed Ulltraclad® weatherboards , timber battens, internal and external corner mouldings, starter strips, board jointers, board locators, joinery flashings and accessories.

The system incorporates a primary and secondary means of weather resistance (first and second line of defence) against water penetration by separating the cladding from the external wall framing with a nominal 20 mm cavity.

Consenting instructions

Always refer to the Appraisal in full and the technical literature.

Appraisal holder

Vulcan Steel Ltd
Phone: 0800 500 338

Manufacturer details