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Trinity Lightweight - Expanded Shale & ClayClick For Directions


Address: 17410 Lockwood Valley Road


City/State/Zip: Frazier Park, CA, 93225


Phone: 817-635-8541


FAX: 800-640-6735




Contact: More Information


Company Info: Trinity Lightweight is the largest producer of rotary kiln expanded shale and clay lightweight aggregate in North America with production facilities in California Colorado Texas Louisiana Alabama and Arkansas. Lightweight aggregates are specified in soils for green roofs container plantings growing media bio-retention media structural soils baseball infield conditioners and for amending clay soil. They are also widely used in lightweight fill applications.





Lightweight Aggregate

Trinity Lightweight Expanded Clay is made by firing raw clay in a rotary kiln at temperatures exceeding 2000 degrees. This process produces an aggregate that is lightweight, porous, durable, absorbent, and easy to use. Expanded shale will add oxygen and porosity to your soil while reducing runoff. It also encourages the growth of soil microbes.

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Diamond Pro

Diamond Pro is a complete line of professional groundskeeping products for baseball and softball fields. It is sold throughout the United States to municipalities, park districts, universities and major league teams. Types of products include infield conditioners, calcined clay topdressing and drying agents, mound clay, clay bricks, marking dust and green divot sand. Visit to contact a distributor near you.

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May 21, 2018, 11:23 pm PDT

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Last Updated 05-21-18
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