Ecoply® Barrier for Steel
- Appraisal number 1017
- Valid from
- Information provider
- BRANZ Limited
- Information type
- BRANZ Appraisal
Ecoply® Barrier for Steel consists of sealed plywood sheets with graphite-infused EPS foam to the back face and a range of associated flashing tapes.
Ecoply® Barrier for Steel is designed for use as a rigid wall underlay, air barrier, thermal break and temporary weather-protecting sheathing behind cavity wall cladding systems on steel-framed buildings.
Ecoply® Barrier for Steel is also for use as a wall bracing system to resist wind and earthquake loads on steel-framed buildings.
Ecoply® Barrier for Steel has been appraised for use as a rigid wall underlay, air barrier, thermal break and temporary weather-protecting sheathing on steel-framed buildings within the following scope:
- The scope of limitations of NZBC Acceptable Solution E2/AS1 paragraph 1.1 with regards to building height and floor plan area.
- With absorbent and non-absorbent wall claddings installed over an 18 mm minimum drained and vented cavity.
- With masonry veneer claddings to specific design.
- Situated in NASH Standard Part Two 2019 wind zones up to and including extra high.
Ecoply® Barrier for Steel has also been appraised for use as a wall bracing system for steel-framed buildings subject to specific design to the NZBC for buildings or parts of buildings within the scope limitations of this Appraisal.