OKNOPLAST window PAVA, double-sash balcony window with a low threshold Win Step - fixed mullion

• State-of-the-art technological solution in tilt & turn windows.
• Unique STV* glazing technology increases structural stability.
• The combination of STV technology with uPVC composite and steel reinforcements allows for larger glazing of the sash thus allowing in more light.
• The combination of multi-chamber profile technology with STV technology allows for windows with thermal parameters up to U = 0.13 adapted to passive buildings.
• Additional 3 gasket in the frame increases the sound absorption of the structure and significantly improves its tightness.
• Unique patented shape of profiles makes it ideal for high end residential projects.
• Unique ColorFull technology makes the modern uPVC window get the perfect wooden look.
• Optional modern effi AIR technological solution for effective and economic ventilation of the house without opening windows.

HEAT TRANSFER COEFFICIENT
up to U = 0.13**

SOUND PROTECTION
up to STC 45 (OITC 38)***

* For a 1-leaf window with a size of 800x800 mm.
** For a reference window with glass with 4/18/4/18/4 Ug=0,5 W/(m²K) with warm frame psi = 0,03
*** For a reference window with 4/18/3/16/3 glazing