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At Lowe’s, we offer a number of creative options for your concrete Keystone block retaining wall. Choose from a variety of colors, including red concrete block resembling Keystone retaining …

This Keystone Concrete Compact Retaining Wall Block provides a set of natural looking split-face building blocks for your outdoor hardscape projects.

The Keystone Standard III Retaining Wall Block is designed for larger, structural retaining wall applications. Connection between block units uses straight fiberglass pins.

For more than 25 years, Keystone Retaining Wall Systems LLC. has set the worldwide standard for excellence and innovation within the segmental retaining wall industry.

Dec 1, 2025 · Keystone walls are made of non-corrosive, low-absorption concrete, and come in segmental blocks. The blocks are interlocked and held together with fiberglass pins, thus …

The information contained herein has been compiled by Keystone and to the best of its knowledge, accurately represents the Keystone product and how it may be used in the …

KEYSTONE STANDARD® III - Straight iginal bar has raised it. The Keystone Standard III unit’s improved design, combines with sound engineering, to create a commercial retaining wall …

Versatile and easy to install, Keystone’s landscape wall systems can help you create small to mid-size retaining walls and freestanding elements such as fire pits, columns, outdoor kitchens, …

If you have a retaining wall that is over 4 feet including what is buried (see typical embedment requirements) or a wall that supports a surcharge, you will need an engineer and a permit.