Clelands Timber Weatherboard Cladding
- Abbreviation
- CM70014 Rev 1
- Version
- Revision 1
- Valid from
- 11/06/2021
- Information provider
- Ministry of Business, Innovation and Employment
- Author
- Bureau Veritas Australia Pty Ltd
- Information type
- Product Certificate (CodeMark)
- Format
Description
Clelands Timber Weatherboard Cladding is an exterior wall cladding for timber-framed buildings
Clelands Timber Weatherboard Cladding consists of LOSP H3.1 or H3.2 treated solid or finger jointed weatherboards of the following profiles:
Bevel Back
- Standard WB/WBO - sizes 135 x 18mm, 142 x 18mm, 180 x 18mm, 187 x 18mm, 215 x 19mm, 230 x 19mm
- Rebated WBR- sizes 135 x 18mm
- Imperial WBB - sizes 140 x 21mm
Rusticated
- Standard WR - sizes 135 x 18, 180 x 18mm
- Wellingtonian WL- sizes 180 x 19mm, 215 x 19mm, 230 x 19mm
- Hawkes Bay WHB - sizes 135 x 18mm, 180 x 18mm, 215 x 19mm, 230 x 19mm
Vertical Shiplap
- Standard WS - sizes 135 x 18mm and 180 x 18mm
Scope
1. Clelands Timber Weatherboard Cladding is certified for use in buildings:
- a) within the scope of NZS3604:2011 Timber-framed buildings, and
- b) within the scope of E2/AS1 para 1.1, and
- c) located in a wind zone (as defined in NZS3604:2011) up to and including Very High, and
- d) where the risk score (as determined using the E2/AS1 risk matrix) is not greater than 20 and fixed as set out in Conditions 2, and
- e) located in any exposure zone as defined in NZS3604 para 4.2.4 (except microclimates), and
- f) located no closer than 1m from a relevant boundary
2. Clelands Timber Weatherboard Cladding profiles shall:
- a) for bevelback profile, be fixed horizontally over a nominal 20 mm drained and ventilated cavity where the Risk Score is 13 - 20 (or direct fixed or cavity fixed where the Risk Score is 0 - 12);
- b) for rusticated profile be fixed horizontally over a nominal 20 mm drained and ventilated cavity where the Risk Score is 7 - 20 (or direct fixed or cavity fixed where the Risk Score is 0 - 6);
- c) shiplap profile be fixed vertically over a nominal 20 mm drained and ventilated cavity where the Risk Score is 13 - 20 (or direct fixed or cavity fixed where the Risk Score is 0 - 12)
3. Clelands Timber Weatherboard Cladding shall be:
- a) installed in accordance with the applicable Installation Manual:
- Clelands Timber Bevel Back Weatherboard Installation Manual, December 2020
- Clelands Timber Rusticated Weatherboard Installation Manual, December 2020
- Clelands Timber Weatherboard Cladding Shiplap Installation Manual, December 2020, and
- b) painted using a light colour (with a light reflective value (LRV) greater than or equal to 45%).