A built as a structural wall, a retaining wall’s primary function is to support soil behind it or loads or weight from above. Westbrook Block’s Allan Block® retaining wall system is the easiest, most durable and most cost effective retaining wall product on the market. Allan Block’s® flexibility of design, wide assortment of sizes, styles and colors make it the preferred product for retaining wall construction. Retaining walls can be built to support roadways and parking lots, control and manage water flow, and to develop hillsides into buildable property. In addition, smaller scale garden or landscape walls using Allan Block® function to add definition or character to a site, improve drainage, terrace a hillside, or to shape an entry.

Make it easy to estimate your materials. Choose the from the estimating tools below to quickly calculate the amount of materials for your retaining wall, patio seating wall and/or fence projects.

Retaining Walls Design & Estimating App: Mac, PC, iPad

Courtyard Patio Walls Design & Estimating App: Mac, PC, iPad

AB Estimating Tool for Retaining Walls, Patio Walls & Fences: Mac, PC

Magnesium, Potassium and Calcium Chlorides ice melt products, including brands that contain a blend of these chemicals, should NOT be used on Allan Block® segmental retaining wall products and will void our warranty. Please see our Deicing Advisory in our specifications for detailed information.