Description

1. The Integra Central Barrier Intertenancy System is a sound insulating and fire-rated wall system. The Integra Central Barrier Intertenancy System achieves a fire resistance rating (FRR) of 120/120/120 and a Sound Transmission Class (STC) of up to 67.

2. The Integra Central Barrier Intertenancy System is a proprietary intertenancy wall system which provides horizontal fire and acoustic separation between adjacent occupancies within the same building. The core component of the system is Integra - a high-tech, lightweight, aerated autoclaved concrete (AAC) panel that is installed between traditional wall framing which has insulation and plasterboard lining on the outer faces.

Scope

The Integra Central Barrier Intertenancy System is appraised for use as fire-rated and sound insulating internal walls between household units within the following scope:

• the scope limitations of NZS 3604 for timber-framed buildings; or,
• the scope limitations of NASH Building Envelope Solutions, Paragraph 1.1 for steel-framed buildings; or,
• to a specific engineering design for timber, steel or concrete-framed buildings (refer to Paragraph 8.3); and,
• with a maximum building height of 10 m when designed in accordance with NZS 3604 or NASH Building Envelope Solutions; or,
• with a maximum intertenancy wall height of 12 m when subject to a specific engineering design.