AT 135 – Passive House Certified. Aluminium/Timber composite, inward opening window system.
- Air Permeability:
- class 4
- Wind Resistance:
- Water Tightness:
- Thermal Transmission W/m2k:
The AT 135 Passive House window is available in your choice of paint finish on the outside, with your preferred sustainably sourced hardwood on the inside.
Choose your external colour
All colours available anodised or powder coated.
FSCChoose your interior finish
Woods are FSC certified European Oak with options of Eucalyptus, Ash, Mahogany, Walnut, Cherry or any other hardwood.