Magnum Board Rigid Air Barrier

COMPANY: New Zealand Sustainable Forest Products L.P.

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Appraisal Expiry Date: 1 May 2019

The The Magnum Board Rigid Air Barrier, (Magnum RAB) system is a mineral sheet based rigid air barrier to be used over timber framing or light gauge steel framing, for use in wind zones up to and including ‘extra-high’ as defined by NZS3604. It is designed to provide seamless water-proofing and wind resistant protection of framing and its insulation from high wind environments.

The system consists of Magnum Board sheets with specified nail fixings, using the ABEP Blue Barrier* liquid flashing system to provide an easy to install barrier to moisture and high winds.

The ABEP Blue Barrier is a CodeMark approved product