Bildco Hollow Blocks 4″ – Concrete Masonry Unit (BS 6073 / ASTM C129 Compliant)
Quick Facts:
- Brand: Bildco (Building Materials supplier).
- Type: Hollow concrete blocks
- Size: 4″ thickness (≈100 mm), typically 400 mm length × 200 mm height × 100 mm width.
- Material: Portland cement, aggregates, and water (optionally SRC cement for sulfate resistance in coastal areas).
- Finish: Smooth, uniform edges for easy installation.
- Standards: Manufactured to BS 6073 and ASTM C129 specifications.
Key Features & Benefits:
- Lightweight Construction: Hollow design reduces weight, making handling and installation easier.
- Structural Efficiency: Provides adequate strength for partition walls and non-load-bearing applications.
- Durable Composition: Portland cement and aggregates ensure long-lasting performance; SRC cement option enhances resistance in aggressive environments.
- Precision Finish: Smooth, uniform edges allow for faster installation and reduced mortar consumption.
- Standard Compliance: Meets BS 6073 and ASTM C129 requirements for quality assurance.
- Versatile Application: Suitable for residential, commercial, and industrial construction projects.
Why Choose Bildco Hollow Blocks 4″?
Bildco Hollow Blocks 4″ offers efficiency, durability, and compliance with international standards. Its lightweight design, sulfate-resistant option, and smooth finish make it a practical choice for contractors seeking reliable masonry units for partition walls and general construction projects.










