Unilock Concord Wall

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For a quick answer on pricing or stock, give us a call at 508-622-1698.

Or, if you prefer, simply fill out the short form below with your quantity, location, name, phone number, and email. We’ll get back to you with a detailed quote during business hours.

Unilock Concord Wall – Norton, MA Pickup Available

Create strong, stylish retaining walls with the Unilock Concord Wall system, available now at Old Station Outdoor & Landscape Supply. Known for its built-in setback design and structural integrity, Concord Wall is a favorite of landscape architects and contractors across Massachusetts.

It’s 6″ high, tapered units make it easy to build both straight and curved walls with a consistent slope, perfect for patios, raised beds, steps, and more. For quicker installs and a sleeker look, choose the XL unit (double the length) to reduce the number of blocks needed per linear foot.

You can build gravity walls up to 2.5 feet tall, or up to 25 feet with proper reinforcement. Wedge caps and 24″ step/coping units are available for a finished touch.

Why Choose Unilock Concord Wall?

Built-in setback for structural slope
Tapered units are ideal for curves or straight lines
XL units available for faster, cleaner installations
Works with Unilock step kits and coping
Gravity or reinforced wall options

Key Features & Applications

Retaining walls (gravity or reinforced)
Raised garden beds and planters
Steps and landscape transitions
Outdoor kitchens and seating walls
Commercial and residential projects

Colors:


Granite	Sierra	Almond Grove

Shapes & Sizes:

XL Unit
400mm x 150mm x 300mm
15 3/4″ x 5 7/8″ x 11 7/8″

Corner
200mm x 150mm x 300mm
7 7/8″ x 5 7/8″ x 11 7/8″

Wedge Cap
248mm x 86mm x 330mm
9 7/8″ x 3 1/2″ x 13″

Coping/ Step Tread
600mm x 75mm x 300mm
23 5/8″ x 3″ x 11 7/8″

Applications:

Fire Features
Garden Wall
Outdoor Kitchen
Pillars
Retaining Wall
Seat Wall
Water Features

Installation Tips for Concord Wall Blocks

Reinforcement for Higher Walls

Use a geogrid and proper base preparation when building over 2.5 feet. Contact our team for technical guidance.

Using XL Units for Faster Installation

Save time and labor by integrating XL units into your wall layout. They provide a smooth, modern finish with fewer seams.

Creating Steps & Curves with 6″ Tapered Units

Tapered blocks allow tight-radius curves and easy elevation changes, ideal for patios and terraced gardens.

Request a Quote or Check Inventory

Ready to order? Call us at 508-622-1698 or fill out the form below with your quantity, location, and contact details. We’ll get back to you with pricing and availability during business hours.

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