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Concertina
style ladder complete with wooden hatchbox
and trapdoor. Options can include electrical
operation, a weatherproof roof hatch, 30 or
90 minute fire resistant casings, vertical
access, suspended ceiling application, top
operating mechanism, insulated trapdoor,
telescopic handrail, upper level guardrail
etc.
Maximum
floor to ceiling height of 4600 mm
Hatch
opening length range of 750 mm to 1700 mm
Hatch
opening width of 525 mm to 915 mm
Please note
that the dimensions above apply only to the
standard model with wooden hatchbox and
trapdoor. Please contact us for full details
regarding the other models.
Supreme with manual operation – maximum
floor to ceiling height = 4600 mm
(minimum opening length requirement =
1615 mm)
Supreme with electrical operation –
maximum floor to ceiling height = 4600
mm (minimum opening length requirement =
1615 mm). The maximum tread width for
that floor to ceiling height would be
300 mm.
Concertina
style ladder complete with wooden hatchbox
and trapdoor. Designed for use in the
smaller hatch sizes. Options can include a
telescopic handrail and an insulated
trapdoor
attached to a laminated wood hatchbox and
insulated trapdoor. The trapdoor is white
coated on the top side and the underside.
Maximum
floor to ceiling height of 3000 mm
Hatch
opening length range of 800 mm to 1200 mm
Hatch
opening width of 540 mm to 700 mm
Concertina
style ladder with counter balance springs.
Options can include a special accessory
hinge for operation in a vertical access
e.g. mezzanine floor, top operation when
used in a vertical access, telescopic
handrail etc.
Maximum
floor to ceiling height of 3390 mm
Minimum
hatch opening length range of 620 mm to 800
mm
Minimum
hatch width for the 350mm wide treads is
580mm. Narrower tread widths and therefore a
more narrow backboard are available on
request.
3 part
folding wooden ladder. Complete with wooden
hatchbox and trapdoor. Options can include a
weatherproof roof hatch, 30 or 90 minute
fire resistant casings, insulated trapdoor
etc.
Maximum
floor to ceiling height of 3150 mm
Hatch
opening length range of 1100 mm to 1400 mm
Hatch
opening width of 550 mm to 900 mm
The Classic Twinsafe
3 part folding or 2 part sliding wooden
ladder complete with ready fitted
hatchbox and trapdoor. The trapdoor is
30 minute fire resistant to both sides.
There is a maximum floor to ceiling
height of 3200 mm. The hatch opening
length range is 1100 mm to 1500 mm and
the width range is 570 mm to 800 mm
Spring
assisted concertina style ladder.
Maximum
floor to ceiling height of 3000 mm
Minimum
hatch opening length range of 580 mm to 670
mm
Minimum
hatch width - 380 mm
Manually
operated concertina style ladder.
Maximum
floor to ceiling height of 2900 mm
Minimum
hatch opening length range of 550 mm to 620
mm
Minimum
hatch width - 380 mm
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