Stria™ Cladding Vertical
- Abbreviation
- Appraisal number 1225 (2022)
- Amendment
- A2 - 01/04/2026
- Valid from
- 31/08/2022
- Information provider
- BRANZ Limited,
- Information type
- BRANZ Appraisal,
- Format
- PDF,
Description
Stria™ Cladding Vertical is a cavity-based fibre cement wall cladding.
It is designed to be used as an external wall cladding for residential and light commercial type buildings where domestic construction techniques are used.
Stria™ Cladding Vertical is available in two panel finish options: ‘Smooth’ and ‘Fine Texture’.
Scope
Timber Framing
1. Stria™ Cladding Smooth and Stria™ Cladding Fine Texture have been appraised for use as an external wall cladding for timber-framed buildings within the following scope:
- the scope limitations of NZBC Acceptable Solution E2/AS1; and,
- with a risk score of 0-20, calculated in accordance with NZBC Acceptable Solution E2/AS1; and,
- situated in NZS 3604 Wind Zones up to, and including, Extra High.
Specific Design
2. Stria™ Cladding Smooth has also been appraised for weathertightness and structural wind loading when used as an external wall cladding for buildings within the following scope:
- with a building height not exceeding 25 m; and,
- constructed with timber framing subject to specific engineering design; and,
- situated in specific design wind pressures up to a maximum design differential ultimate limit state (ULS) of 3.2 kPa where studs are at maximum 600 mm centres; and,
- with inter-storey deflections designed for and up to height/180 of horizontal in-plane movement during seismic serviceable limit state (SLS) events (based on a 3 m inter-storey height); and,
- when fixed over James Hardie RAB™ Board rigid air barrier for buildings over 10 m in height.
General
3. Stria™ Cladding Vertical must only be installed vertically on vertical, flat surfaces.
4. Stria™ Cladding Vertical must only be used with window and doors that comply with NZBE Acceptable Solution E2/AS1 or that are covered by a valid BRANZ Appraisal or NZ CodeMark certification.
