![Glazing Identification - I Dig Hardware - Answers to your door, hardware, and code questions from Allegion's Lori Greene. Glazing Identification - I Dig Hardware - Answers to your door, hardware, and code questions from Allegion's Lori Greene.](http://idighardware.com/wp-content/uploads/2013/01/FireLite-Label.jpg)
Glazing Identification - I Dig Hardware - Answers to your door, hardware, and code questions from Allegion's Lori Greene.
Use this document to identify the type of glass in your Andersen window and patio door product. Simply fine the glass logo the
![Tempered glass windows usually have an etched marking on the glass in the corner of the window that includes the supplier's name, place of fabrication, date manufactured, thickness, and certifications or safety Tempered glass windows usually have an etched marking on the glass in the corner of the window that includes the supplier's name, place of fabrication, date manufactured, thickness, and certifications or safety](https://basc.pnnl.gov/sites/default/files/images/Tempered_Glass_Etched_Marking_Supplier_Fabrication_UCEC_2021.jpg)
Tempered glass windows usually have an etched marking on the glass in the corner of the window that includes the supplier's name, place of fabrication, date manufactured, thickness, and certifications or safety
![Does it matter what side of glass the manufacture stamp is on tempered windows - Conversation - Window Cleaning Resource | Community Does it matter what side of glass the manufacture stamp is on tempered windows - Conversation - Window Cleaning Resource | Community](https://community.windowcleaner.com/uploads/default/original/3X/9/6/969b5182f60a5049bf85d3c85cf7d099e6bf7dae.jpg)