Intus Windows is one of the pioneers in manufacturing and distributing super energy-efficient windows and doors in the United States. Our super energy-efficient windows, doors, and curtain walls lines will fit any commercial, residential or industrial application, and they are Passive House Certified and suitable.

Intus Windows offers three distinctive product lines: wood, aluminum, and U-PVC. Each of these three lines offers the designer multiple choices of finishes and styles, as well as price selection.

• Performance: Super energy-efficient and high performance windows, doors, and curtain walls.

• Sustainability: One of the key responsibilities we have is to reduce our footprint through energy conservation and utilizing renewable energy. Our high performance products will help us to conserve a significant amount of energy that is otherwise being wasted each day.

• Comfort: Every building should be comfortable to reside in. Our products will help building occupants achieve those comfort levels.

• Style: Our state of the art products will enhance the style and curb appeal of any home, school, or high-rise building.

Intus Windows is very involved in the U.S. energy efficiency and sustainable living movement. We are big supporters of Passive House, the highest energy efficiency standard in buildings today.

Liz Walked, founder of Ecovillage at Ithaca – the largest Passive House co-housing in the U.S.  Watch now.

White Paper
UPVC Window Frames Life Cycle [pdf]