SL 1600 TT
Optimal energy performance without compromising security
The ideal answer for buildings that need the best energy performance without compromising security, with RC3/RC4 burglar resistance to EN 1627-30.
A lift-and-slide system with outstanding performance. Structural strength meets attention to detail, in doors and windows that adapt to every need, from the most creative to the most traditional.
Clean lines suit every home, with all the strength and lightness of aluminium. Low maintenance and timeless elegance.

Performance
- Thermal transmittance
- 1.80W/m²KThe lower, the less heat is lost.
- Air permeability
- class4Class 4 is the highest, up to 600 Pa.
- Water tightness
- E1350Watertight in rain with wind gusts.
- Wind load
- C4Resistance of the window to wind, C1–C5.
- Sound insulation
- 42 dBInsulation from outside noise, window only.
Layouts
Single sash, pocket (single track)
Single sash with fixed light (double track)
Two sashes (double track)
Three sashes (triple track)
Four sashes (double track)
Six sashes (triple track)Specifications
| System | Ponzio SL 1600 TT |
|---|---|
| Extruded alloy | 6060 (UNI 9006/1) |
| Dimensional tolerances | UNI EN 12020-2 |
| Seals | Brushes and gaskets |
| Thermal break | Continuous glass-fibre-reinforced polyamide bars |
| Assembly | Frame and sash at 90° |
| Glazing | Variable, according to the glazing beads |
| Double-track frame | 160 mm |
| Triple-track frame | 247 mm |
| Sash depth | 67 mm |
| Use | Lift-and-slide doors with two or more sashes |
| Thermal transmittance | Uw = 1.80 W/m²K (with Ug = 1.0 glazing and warm edge) |
| Air permeability | Class 4 |
| Water tightness | E1350 |
| Wind load resistance | C4 |
| Sound insulation | up to 42 dB |
| Burglar resistance | RC3 / RC4 (EN 1627-30) |
Photos
Planning something similar?
Visit our showroom in Pikermi to see Ponzio® systems up close, and we'll go through your project together.
