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Doors
The GT55 NI door provides the ultimate in security and is suited to high traffic environments where no insulation is required. One of the most secure swing doors available on the market. The system has been fully tested with full glazing, no use of steel reinforced panels, as well as with semi-glazing and can be integrated with our ground floor treatment systems.
The GT55 NI has U-values of 3.0 Uw with double glazing and 2.8 Uw with triple glazing on a double door,
Click this link to access the NBS Chorus page for this product and specify it for your project:
| GT55 NI Single | GT55 NI double | |
|---|---|---|
| Performances | ||
| U value W/m²K (Double glazing) : | 3.6 W/m²k | 3.05 W/m²k |
| U value W/m²K (Triple glazing) : | 3.42 W/m²K | 2.86 W/m²K |
| Acoustic performance (dB) : | npd | npd |
| Air tightness (Pa) : | Class 0 (0 Pa) | Class 0 (0 Pa) |
| Water tightness (Pa) : | Class 1A (0 Pa) | Class 1A (0 Pa) |
| Wind load (Pa) : | Class 0 (0 Pa) | Class 0 (0 Pa) |
| Durability EN1191 category : | 50,000 Cycles | 50,000 Cycles |
| Size limits | ||
| System depth : | 110 mm | 110 mm |
| Maximum door leaf size : | 1100mm x 2400mm | 2200mm x 2400mm |
| Maximum door leaf weight : | 80 kg | 80 kg |
| Glazing thickness : | 24mm - 28mm | 24mm - 28mm |
| Features | ||
| Thermally broken : | - | - |
| Low threshold : | X | X |
| Panel door : | X | X |
| Hardware | ||
| Multi-point locking : | - | - |
| Barrel hinges : | X | X |
