National Masonry 300 Series Concrete Grey Block

The National Masonry 300 Series Concrete Grey Block is the heaviest duty masonry block in the National Masonry range. At 390x190x290mm, the 300 Series is engineered for demanding structural wall applications in large commercial, industrial and institutional projects. Manufactured using recycled fly ash to Australian Standards by National Masonry VIC. Key Features Heavy duty 290mm width for maximum structural performance Suitable for concrete core filling and reinforced masonry Full range includes Standard, H Block, Half and End, and End Closer / Capping Manufactured using recycled fly ash for a lightweight, high strength product Manufactured to Australian Standards by National Masonry VIC Specifications Product Code Product Name Size (mm) Weight (kg) Per Pallet Fire Rating MPA 30.48AG H Block 390 × 190 × 290 20.4 72 — f'uc ≥ 15MPa 20.02AG Half and End 390 × 190 × 290 13.4 96 — f'uc ≥ 15MPa 10.32FR End Closer / Capping 290 × 190 × 90 10.2 192 FRL = 60 f'uc ≥ 8MPa 30.01AG Standard 390 × 190 × 290 21.0 72 — f'uc ≥ 15MPa Where to Use Heavy duty commercial, industrial and institutional structural walls, large-scale building projects, and reinforced concrete masonry construction across Melbourne and Victoria.