Integrity Windows and Doors is the world's largest manufacturer of windows and doors made with Ultrex®—a highly-durable, virtually maintenance free state-of-the-art pultruded fiberglass material that outperforms vinyl and roll-form aluminum. Integrity offers a complete line of standard-sized window and door options that are Energy Star qualified. Choose from Integrity’s All-Ultrex or Wood-Ultrex series, featuring wood interiors and Ultrex exteriors. Based in Fargo, North Dakota, Integrity products are Built to perform and backed by first-class customer service.


Wood Ultrex Windows & Doors
Wood-Ultrex Series windows and doors feature exteriors of Ultrex fiberglass and beautiful real wood interiors. Setting new standards in low maintenance and top aesthetics, Integrity Wood-Ultrex series combines the most popular sizes and styles of windows and improves them with Ultrex ® durability, elegant wood interiors and standard ENERGY
STAR-qualified performance. Take a look at their full line of products, then explore the range of options that make an Integrity window the perfect fit for you.

 

 

 

 

FEATURES

  • Full line of standard-size windows and doors
  • LoĒ2 and LoĒ3-366 insulating glass with argon gas
  • Low-maintenance, high-durability Ultrex exteriors
  • Beautiful natural-grain wood ready for stain or paint, or pre-finished in white
  • Lite patterns, finish color options and factory mulling allows you to easily create custom appearance
 
 
 

 

All Ultrex Windows & Doors
All Ultrex Series windows and doors feature Ultrex construction inside and out. Beautiful, easy to use and as low-maintenance as a material can get, Ultrex® provides exceptional aesthetics, outstanding durability, and standard ENERGY STAR-qualified performance. Six exterior finishes combine with pultruded fiberglass construction to offer virtually indestructible exteriors, while the low-maintenance classic white profiled interiors provide a beautiful classic appearance.

 

 

 

 

FEATURES

  • Line of fiberglass windows and doors in both standard and special sizes
  • LoĒ2 and LoĒ3-366 insulating glass with argon gas
  • Low-maintenance, high-durability Ultrex exterior and interior
  • Stone White, Pebble Gray, Cashmere, Bronze, Evergreen and Ebony exterior finish options, or paint with no adverse effect on durability
  • Lite patterns and factory mulling allows