4x18x18 Solid Base Block
Standard Gray masonry units are used in a wide range of applications. They provide strength, durability, fire resistance, sound proofing, energy efficiency, and affordability. Our Standard Gray units conform to the National Concrete Masonry Association's standards for hollow load bearing masonry units and all weight classifications exceed ASTM C90 standard specifications.
- Competitively priced to other construction materials.
- Does not rust, rot, decay, or provide a home for damaging insects.
- Allows for easy incorporation of doors, windows, and corners.
- Environmentally safe product to use.
- Provides long-term fire protection.