KEYSTONE MODULAR WALL SYSTEMS
Keystone Straight Face offers an economical and appealing solution to any retaining wall sites.
These rugged blocks offer a classic cut stone appearance can be built up to 4' in height without the use of soil reinforcement products. They are designed to be able to make concave and convex curves with a minimum radius of 7 feet. 90° outside corners are no problem with the solid 8" x 18" corner block that is split on one long face side and one short face side.







