Only environmentally friendly timber is used in the production of ourdoors & windows – solid Baltic pine wood, solid Oregon pine, solid Sapele mahogany, edge-glued pine wood, edge-glued meranti, edge-glued Sapele mahogany, edge-glued oak.

This ensures a 10-year guarantee for material durability, but with reasonable care, our timber frames can last for centuries.

The quality of BYKO-LAT Doors & Windows is certified by the Latvian Association of Timber Quality Experts. The production unit has been certified by Innovation Center Iceland in compliance with the high quality standards of Nordic countries.