Custom Plate Glass is your local, full-service glass and mirror company in Posen,IL. From replacement windows to mirrors for your home, we do it all. Our technicians pay close attention to detail to make sure your glass fits perfectly. We have a line of products for everyone, from budget-minded to the ultra-custom. Increase the beauty of your home with our high quality glass and mirrors. We also have shower enclosures and shower doors. We can create all kinds of new or replacement shower doors for you, including custom shower doors tailored to your needs.