Optiwin offers windows, outdoors and glazing facades for low-energy and passivehouses. Resistance, usability, design and ecology are the criteria for our products.


A well_balanced climate has a really big impact on the wellbeing in your rooms. We from optiwin know about the importance that the windows and doors have on your room climate, so we see our products not as an insulation between inside and outside but as an instrument for wellbeing.


With the patented double2wood technology we offer an inimitably window in  usability and maintanance. With the three3wood technologie optiwin offered the very first wooden passivehouse window certified by passivehouse institude of Dr. Wolfgang Feist. Our windows are also made in wood-aluminium construction. The systems  alu2wood and alu3wood impress with slim frames.

With the patented double2wood technology it is possible to cover  inside and outside of the windows with natural oil. The special oil is produced in a one man workshop and is completely handmade. 

Optiwin products are absolute quality products with most amazing opportune prices.

Please click here to get information about OPTIWIN in the USA!