High Quality Heat Treated Options

Our state-of-the-art tempering furnaces produce high-quality heat treated glass, and incorporates convection heating for a wide variety of high performance solar-reflective and solar control low emissivity coatings. There are two kinds of heat-treated glass, heat-strengthened (HS) and fully tempered (FT). Whether your project requires heat treating for safety or durability, you’ll never have to compromise on quality at UPG.


Product Details


All United Plate Glass tempered products are certified by the Safety Glazing Certification Council (S.G.C.C.), an independent industry non-profit organization that sponsors and administers a certification program involving labeling, unannounced plant inspections, in-plant testing and record-keeping, and independent laboratory testing of our products. 

Our products comply as a safety tempered product with industry standard ANSI Z97.1 and with Consumer Product Safety Commission (CPSC) Federal standard 16 CFR 1201.

Contact us

Pennsylvania Facility

108 Grundman Drive
Butler, PA 16001

1-800-772-7783 Toll-free
724-848-7400 Phone
724-848-4946 Fax

North Carolina Facility

1104 Lincoln County Parkway
Lincolnton, NC 28092

1-866-361-8992 Toll-free
828-970-6100 Phone
828-970-6114 Fax

Maryland Facility

1666 Bowmans Farm Road
Frederick, MD 21701

1-866-691-1866 Toll free
240-608-4650 Phone
240-578-4104 Fax

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