Mar-Co Clay Products Inc.

Mar-Co Clay Products, based in Bright, Ontario, is North America’s premier specialist in baseball mound clay, home plate clay, and packing clay bricks. For over 25 years, Mar-Co has supplied MLB, MiLB, college, and amateur fields across Canada and the United States with consistent, high-density clay sourced from its own Ontario quarry. The product line includes red and gray clay bricks, loose mound clay, and infield clay mixes. Mar-Co ships to U.S. distributors and serves groundskeepers continent-wide.

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