Columbia Slate Patio Series


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The most attractive patios and walkways feature eye-catching colors and textures to invite people to gather upon their surface. Our Columbia Slate patio slabs have a rippled surface mimicking the irregularities found in natural stone and can be placed in various design patterns to create inviting outdoor living areas. Columbia Slate patio slabs come in three sizes. You can use one size or combine sizes to create the look you want. Columbia Slate is not meant for vehicular applications.

Weights are as follows:
16 x 16 – 36 lbs
16 x 24 – 60 lbs
8 x 16 – 18 lbs

To see project photos using Columbia Slate, download a technical information, or use our product estimator to see how many pieces you will need for your project, click the links below.

Project Photos

Technical Information

Project Design Tool

Additional information

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Cascade Blend, Northwest Blend, Summit Blend


16 x 16, 16 x 24, 8 x 16


Orders are processed Monday-Friday during business hours.

For branch pickups, please allow 24-48 hours for your order to be ready. Store hours vary by branch location and season. You can view all branches and hours here

Local delivery is available for shipments between 1000 lbs and 50,000 lbs within a distance of 60 miles. Review product descriptions for specific product weights.

For deliveries, please allow up to 4 business days.

Note: Mutual Materials cannot split-ship items in a single transaction.

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