- Fame of 60 mm.
- Leaf of 35 mm.
- Reference section of 106 mm.
- Frames and leafs with a 45º single profile assembled with high quality framing squares.
- High thermal and acoustic performance.
- High quality fittings, draught excluder and accessories of own manufacturing
- Interchangeable frames and leaves with STRUGAL S90RP system.
- Straight lines design.