• Nicely contoured shapes. The lower construction height allows for better illumination of the apartment.
  • Multi-design. Three chambers provide excellent thermal and acoustic insulation.
  • Dwupowierzchniowe seal fitted with a slope of 15 degrees at odds with the profile and provide excellent drainage.
  • A special seal chamber prevents the penetration of moisture and air.
  • The wall thickness profile conforms with the RAL.
  • Perfectly smooth surfaces made of completely resistant to atmospheric effects and aging, do not require painting.
  • Fitting sinus located in the axis of 13mm allows the use of stronger elements okuciowych.
  • The special design of the strengthening of the wings ensures ideal statics and security.
  • Additional ribbing frame provides a stable mounting tabs okuciowych.
  • Excellent drainage provides special design of the front chamber of the frame.