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90 minute fire resistance is the level reserved by the NBE-CPI for cases in which a high degree of fire protection is desired.
Its installation is obligatory in high risk areas of access and evacuation.
The door leaf units of this level comprise:
 60-minute fire resistant leaf (construction according to the drawing).
Four stainless 140 x 80 steel hinges, in brasscoloured and/or chrome finishing.
Antipanic T-2030-F Lock in black and/or stainless steel finishing.
Mahogony wooden frame. Veneer wrapping according to the selected finishing. Protected with intumescent products
(different models) See sketch).
Two-sided architrave, veneer wrapped on the side of the hinges. It has a special protection made of fibre silicate.
These doors are supplied with flush door leaf. |
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| A |
120 x 40 frame –60. Solid mahogany (optional veneering). |
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leaf: |
Always 55 mm. thick |
| B |
10 mm Frame preframe space to seal with RF foam. |
hinges: |
4 steel 140 x 80 hinges with special protection. |
| C |
50 x 45 mm internal frame. (AE). |
lock: |
T-2030-F (40/30 cylinder) with special protection. |
| D |
MDF 80 x 16 veneered casing with slot protection. |
other hardware: |
Steel handle. |
| E |
Veneered MDF casing (other models). |
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