Basic 68×80 mm wood profile, three-layer glued laminated timber: jointed pine, selected pine, red meranti, oak, larch, eucalyptus, majaju, palapi, matoa etc. Coated with GORI water acrylic paint – POZBUD colour chart, Roto NT or Siegenia hardware system, WK0 class: sash lift, locking with burglar-proof components, ventilation mode, handle lock, HOPPE Secustik Luxembourg or Roto handles, Aluron outer sill, glazing with gasket + silicone or silicone on both sides, single gasket, double glazed unit 4/16Ar/4 Ug=1.0 W/m2K.
The windows conform to the ITB Technical Approval AT-15-6669/2005 for “Single frame windows and French door POLSTOL -68/22/01 made of glued laminated pine or red meranti timber”.