At Johnson Concrete we have been making Gray Block since 1947, and have earned a reputation as an industry leader in quality, service and value. Our Gray Block undergo routine and stringent testing and are manufactured to exceed ASTMC-90 specifications.
Johnson Concrete Gray Block has been used in foundations and throughout buildings of all types and for various industries.
- Meets ASTMC-90 specifications
- Manufactured with integral water repellent (IWR)
- Available in veneer, structural, and oversize units
- Glazed finishes available, inquire on our contact page