Why MI EnergyCore™

Find out why the MI EnergyCore™ Window System with AirCell™ PVC frame technology is so energy-efficient, stronger, more secure, quieter, with traditional style.


Our MI EnergyCore™ Window System is offered in different styles, with many options availalbe to allow you to have a window that meets your needs.


Our new French Rail Patio Door is made of MikronWood™, a thermoplastic alloy resin, that is rot-proof and impervious to insects, moisture and humidity.

Where to Buy

All of our MI EnergyCore dealers are trained and certified in the product line. Search our dealer database to find the dealer nearest to you.