Why BetterBilt 100
Find out why the BetterBilt 100 window upgraded to EnergyCore with AirCell™ PVC frame technology is so energy-efficient, stronger, more secure, quieter, with traditional style.
BetterBilt 100 Windows
See why BetterBilt 100 windows are so energy efficient and explore the different window styles available.
See Our Video Library
Watch our videos to see how our BetterBilt windows and doors are made, what components go into them, the story behind MI Windows and Doors and more.
SuperCapSR® Finish
BetterBilt 100 windows are available with the most durable and fade resistant color finish on the market. Military derived technology reflects up to 76% of infrared heat.
Recent News | View All
Monday September 10, 2012
Wednesday June 13, 2012
MI Windows and Doors Donates to Homes for Our Troops in Parker, CO
Friday March 30, 2012
MI Windows and Doors Named Top Manufacturer of R-5 Windows for 2011
