FAQs: Customer Service

Find answers to your questions about STC.

I am located outside of the U.S. and can’t place an order on your site. How do I place my order?

If you would like materials shipped to an international address, please contact Customer Service at (800)-782-1223 and press #1. A representative will take your order by phone.

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Call us: 800.782.1223

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Weekdays: 8 a.m. - 7 p.m. ET

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