Manufacturer's Approvals

We are confident that we have a product for every type of brick. Below you will find a list of manufacturers' approvals for Diedrich products. If there is a manufacturer that you would like to see on this list please contact us and we'll work on getting their approval right away!

• Carolina Ceramics Brick Company (Letter of Approval)
• Glen-Gery Brick (Cleaning New Brickwork)
• Hebron Brick (Recommended Cleaning Procedure and Solution)
• General Shale (Brick Cleaning Information)
• Mutual Materials (Letter of Approval)