The core of the door leaf is a high-density rock wool of 150 kg/m³ and calcium silicate of 870 kg/m³, reinforced with a frame of galvanized sheet of 1,5 mm thickness and above this a decorative sheet of 1 mm thickness is fitted. The finishing can be painted or low flame spread PVC film. Around the leaf, a stainless-steel edge trim is assembled. The total thickness of the door is 62 mm.
The frame is a 'Z' shaped 4 mm steel sheet, and can be finished in stainless steel or lacquered.
According to leaf size, the door can have three or four NAVALIBER L-shaped hinges, made of stainless steel as well as the rest of the hardware (handles, locks, escutcheons...)
The NA-30 door offers the following optional features:
- Window or porthole
- Fire hose port
The door is available both to be welded or to be bolted to the steel bulkhead.
| Technical Features | NA-30 |
|---|---|
| Door frame | 4 mm |
| Door leaf frame | 1,5 mm |
| Linings | 1 mm |
| Finishing | 150 μm PVC film / stainless steel / RAL |
| Insulation | rock wool + calcium silicate |
| Max. vertical clear opening | 2250 mm |
| Max. horizontal clear opening | 1325 mm |
| OTHER FEATURES | NA-30 |
|---|---|
| Thickness | 62 mm |
| Weight | 48 kg/m² |
| Classification | A-30 |