• 20.02 200mm Three Quarter
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National Masonry Pavers and Blocks

National Masonry 200 Series 20.02 Three Quarter Block 290x190x190mm (300 Series 30.03 Half Block)

National Masonry 200 Series 20.02 Three Quarter Block 290x190x190mm (300 Series 30.03 Half Block)

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National Masonry 200 Series 20.02 Three Quarter Block (290 × 190 × 190 mm) is a concrete masonry block designed for efficient wall layout and bond alignment in masonry systems. Featuring a hollow core design and compatibility across 200 and 300 Series systems, it provides a durable solution for residential, commercial, and structural construction projects.

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Product Application

Residential & Commercial
Internal Walls
Internal Walls
External Walls
External Walls

PRODUCT DESCRIPTION

National Masonry produces a wide range of concrete masonry units designed for structural and construction applications. Its block systems are developed to support efficient installation, consistent performance, and compatibility across different wall construction requirements.

Features:

  • Three quarter concrete masonry block format
  • Compatible sizing across multiple series
  • Hollow core design for reduced weight
  • Concrete composition incorporating recycled fly ash
  • Compressive strength suitable for structural applications
  • Consistent dimensions for precise alignment

PRODUCT BENEFITS

  • Reduces the need for cutting full-size blocks during construction

  • Improves wall layout accuracy and efficiency
  • Supports consistent bond patterns in masonry systems
  • Compatible with both 200 and 300 Series block systems
  • Suitable for load-bearing and non-load-bearing applications
  • Manufactured using recycled fly ash for improved material efficiency

PRODUCT SPECIFICATIONS

Product Name:

National Masonry 200 Series 20.02 Three Quarter Block
Alternative reference:
300 Series 30.03 Half Block (same unit across series)
Product Type:
Concrete masonry block
Series:
200 Series / 300 Series
Format:
Three quarter block
Dimensions:
290 × 190 × 190mm
Length:
290mm
Width:
190mm
Height:
190mm
Approx. unit weight:
~9.4kg per block
Blocks per pallet:
144
Material:
Concrete (with recycled fly ash)
Core structure:
Hollow core
Characteristic compressive strength:
~15 MPa
Application type:
Structural and non-structural masonry