Cemintel Rigid Air Barrier™ System

Abbreviation
Appraisal number 1055 (2020)
Amendment
01/09/2022
Valid from
28/02/2020

Information provider
BRANZ Limited,
Information type
BRANZ Appraisal,
Format
PDF,

Description

Cemintel Rigid Air Barrier™ is a sealed fibre cement sheet designed for use as a rigid wall underlay behind wall cladding systems and as a bracing system to resist wind and earthquake loads on timber and steel-framed buildings.

Scope

Timber Framing

1. Cemintel Rigid Air Barrier™ is appraised for use as a rigid wall underlay and temporary weather-protecting sheathing on timber framed buildings within the following scope:

  • the scope limitations of NZBC Acceptable Solution E2/AS1, Paragraph 1.1; and,
  • with absorbent wall claddings directly fixed to framing; and,
  • with absorbent and non-absorbent wall claddings installed over a drained cavity; and,
  • with masonry veneer in accordance with NZBC Acceptable Solution E2/AS1; and,
  • situated in NZS 3604 Wind Zones up to, and including Extra High

2. Cemintel Rigid Air Barrier™ has also been appraised for use as wall bracing systems for timber framed buildings within the scope of NZS 3604.

Steel Framing

3. Cemintel Rigid Air Barrier™ is appraised for use as a rigid wall underlay and temporary weather-protecting sheathing on steel framed buildings within the following scope:

  • the scope limitations of NASH Building Envelope Solutions, Paragraph 1.1 for steel framed buildings; and,
  • with absorbent wall claddings directly fixed to framing; and,
  • with absorbent and non-absorbent wall claddings installed over a drained cavity; and,
  • with masonry veneer in accordance with NASH Building Envelope Solutions; and,
  • situated in NASH Standard Part Two, Wind Zones up to, and including Extra High

Specific Design

4. Cemintel Rigid Air Barrier™ is also appraised for use as a rigid wall underlay and temporary weather-protecting sheathing for  buildings within the following scope:

  • constructed with timber or steel framing subject to specific engineering design; and,
  • situated in specific design wind pressures up to a maximum design differential limit state (ULS) of 2.5 kPa.
For assistance with locating previous versions, please contact the information provider.
Notes/comments

This Appraisal was amended to remove timber framing moisture content requirement at the time of Cemintel Rigid Air Barrier application. 

View on Information Provider website Download this resource (PDF, 819KB)
For assistance with locating previous versions, please contact the information provider.

This Appraisal was amended to remove timber framing moisture content requirement at the time of Cemintel Rigid Air Barrier application. 

This resource is not cited by any other resources.

Cemintel Rigid Air Barrier™ System

This document is not CITED BY any other resources:

Cemintel Rigid Air Barrier™ System

Description

Cemintel Rigid Air Barrier™ is a sealed fibre cement sheet designed for use as a rigid wall underlay behind wall cladding systems and as a bracing system to resist wind and earthquake loads on timber and steel-framed buildings.

View on Information Provider website Download this resource (PDF, 819KB)
Cemintel Rigid Air Barrier™ System
Description

Cemintel Rigid Air Barrier™ is a sealed fibre cement sheet designed for use as a rigid wall underlay behind wall cladding systems and as a bracing system to resist wind and earthquake loads on timber and steel-framed buildings.

View on Information Provider website Download this resource (PDF, 819KB)
This resource does not cite any other resources.

Cemintel Rigid Air Barrier™ System

This resource does not CITE any other resources.
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