Beautiful looks, lasting performance, high security and energy efficiency are the key ingredients in these products. With a KÖMMERLING PVCu window or door, you can rest assure that you’ll be choosing a product that’s designed by some of Europe’s top engineers in the construction and home improvements markets.

 

The O70 Gold system has 5 chambers, meaning that your windows are more energy efficient by keeping in heat in the winter. And with a low U-value, these windows keep the harsh sun from overheating your home in the summer.