James Hardie Rab Board 2750 x 1200 x 6mm

Applications:

External wall sheathing – installed over framing, behind exterior cladding. Provides rigid air barrier, water resistance, and structural bracing. Suitable for high‑wind zones (up to 4.5kPa) and exposed site conditions.

Features:

• Fibre cement construction -cellulose fibre, cement, and sand – non‑combustible, rot‑proof, mould‑resistant.
• CoreShield™ technology - green factory‑applied water‑resistant coating with sealed edges; keeps rain out, lets vapour escape.
• Rigid board - won't tear or deform under positive/negative wind pressure like soft wraps.
• 180‑day weather exposure -can remain exposed on site during construction without degrading.
• 60‑minute fire resistance (when installed to specification).
• Structural bracing - doubles as shear wall / racking resistance.
• CodeMark certified & NCC compliant.

Size:

• Thickness: 6mm.
• Length × Width: 2750mm × 1200mm.
• Coverage: 3.3m² per sheet.
• Weight: approx. 29.8kg per sheet.