Durable cast iron plates.

Snow plow resistant.

Detectable Warning Systems offers proven, durable cast iron plates designed to withstand the rigors of cold, harsh climates. The plates provide full ADA compliance and have a maintenance-free natural patina finish. Installations are simplified with vent holes to release trapped air and lifting brackets for placing into the wet concrete.

Interlocking system to join adjacent panels
Connected plates and lifting bars insure an easy and compliant installation

Snow plow resistant
Ultra strong cast iron to minimize or eliminate winter damages

Standard or radius panels
For traditional or radius applications

Delivered ready to install
Minimizes set up time

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Engineers and Architects – Contact us for CAD drawings and other needs

We recommend the uncoated cast iron panels which weather to a natural patina color. Coated panels are available in yellow, brick red and gray.


Uncoated (weathered patina)


Brick Red


Mats are available in the following sizes: 2’x2′, 2’x2.5′, 2’x3′, and radius.

2′ x 2′

2′ x 2.5′

2′ x 3′