Effective July 15, 2016, TherMark will no longer be accepting online orders. Please contact Ferro customer service at 724-207-2187 to place orders. Thank You!

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TherMark Product Warranty

Defective Products
Ferro Corporation warrants TherMark™/ CerMark™ branded laser marking materials to be free from defects in materials and workmanship under normal use, and to have an effective shelf-life under normal use, for a period of six (6) months from the date of invoice. Please call Customer Service at (724) 207-2187 for a Return Material Authorization (RMA) number. Returns will not be accepted without an RMA number. Items should be returned, freight prepaid, with the RMA number clearly written or printed on the outside of the box.

Non-returnable Products
Some of our products are considered by the US Department of Transportation (DOT) to be "ORM-D" or "Consumer Commodity" under hazardous goods classifications, and therefore, in order to return/ship these goods back to us, you or someone in your organization must be properly trained on applicable DOT regulations. For more information on DOT shipping regulations, click here. Please check the individual product page for the specific product.