The ultimate fire resistant steel loft hatch with 3-section aluminium folding loft ladder.

LUX PROFFS is specially designed for public buildings such as multi-home buildings, schools, industrial buildings and hospitals and meets extreme safety and performance requirements. The strong loft ladder is supplied as standard with a 3 or 4-section aluminium ladder, hatch and integrated liner of steel which complies with fire standard EI60 (fire resistant for 60 minutes).

Available in two hatch sizes: 606mm x 1136mm and 736mm x 1436mm.

Hatches and standard ladders are available in two sizes for both models. U-value of 0.61.

LUX PROFFS SAX 636 x 836 mm ceiling 2500 mm, aluminium concertina ladder Fire rate EI60
LUX PROFFS SAX 606 x 1136 mm ceiling 2500 mm, aluminium concertina ladder Fire rate EI60
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Casing:
outer size inner size size including architrave opening in the ceiling
636 x 836 mm 556 x 756 mm 746 x 946 mm 656 x 856 mm
606 x 1136 mm 526 x 1056 mm 716 x 1246 mm 626 x 1156 mm
The steel casing with the measurement 103,5 x 95 x 1,5 mm and is manufactured with integrated
architrave.
Trap door:
Trap door steel, 1,25 mm on both sides.
Insulation 50 mm mineral wool 140kg/m3
Insulation factor 0.61 W/m²Co
The trap door is balanced with two fitting springs – one on each side.
Surface treatment:
Gray prime
Fire rate:
EI60 according to the Swedish Construction Norms.
Ladder description:
Aluminium concertina ladder. The ladder requires no space either on the attic nor at down folding.
Ladder width 415 mm (outer measurement)
tread 95 mm
ceiling height ladder measurement when folded
10 treads = 2500 mm 480 mm (at least 600 mm long opening in the ceiling is required)
11 treads = 2750 mm 520 mm (at least 660 mm long opening in the ceiling is required)
12 treads = 3000 mm 560 mm (at least 705 mm long opening in the ceiling is required)
13 treads = 3200 mm 600 mm (at least 705 mm long opening in the ceiling is required)
14 treads = 3400 mm 645 mm (at least 705 mm long opening in the ceiling is required)
The ladder is placed on the trap door when fold up and is supported by two rolls at the second tread on
the top and the second tread at the bottom of the ladder. The ladder stop is mounted on the two lowest
treads.
Height of the fold up ladder:
from the bottom of the casing (including the trap door) 400 mm
ladder only 340 mmLocking:
Lock Assa 565 can be ordered prepared for cylinder locking
Key/Handle round iron with diameter 9 mm, length 800 mm for ceiling height 2620 mm
or 1050 mm higher ceilings
Measurement square 7-8 mm.
Ceiling height:
Standard 2 500 mm.
Lowest: none.
It is possible to take away the ladder sections (treads), thought not the highest or
lowest ones
Highest: 3400 mm
The ceiling height should be defined when ordering. If the wrong ceiling height was
defined in the order, it is always possible to add or take away the treads.
Note! From the ceiling hight 3000 mm automatically supplies the extra long key handle and the trap
door holder in order to ensure the additional stability of the trapdoor.
Sealing:
V-formed seal is mounted between the trapdoor and the casing.
Accessories:
Guard rail, timber

Please call for more information.