Contact us |
Unit
4,Calcot Mount,
Calcot Lane,
Curdridge,
Hampshire
S032 2BN
Tel:
01489 780099
Fax:
01489 780090
Email:
sales@bifoldrolfe.com
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Insulated Sectional Doors
Generally constructed of a 40mm insulated panel with Plastisol or PVF2 external finish and white stucco internal finish. Complete with bottom weather seal/side seals and top seals as standard.
Operating options include push up/haul chain or three/single phase electric motor. lifting system include standard lift/high lift or vertical lift. Extras include Vision panel/wicket gate.
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Specifications :- Insulated Sectional Doors.
Composition
The use of quality materials
and precise manufacturing
controls ensure long
service life in normal
industrial and domestic
applications.
All
Insulated Door Panels
conform to the Building
Regulations requirements
for Industrial Doors, and
the durability of finishes are
those specified by Arcelor
technical specifications
department.
Outer and inner
sheet steel
- 0.5mm hot-dip
galvanised steel to BS
EN 10147: 1992
(specification for
continuously hot-dip
zinc-coated structural
steel sheet and strip)
grade Fe E220G, coating
weight 275g/m2
- Core: 39mm and 79mm
thick rigid polyurethane
foam, density 40kg/m3
- Seal: Low density
compressible foam,
factory applied.
Outer and inner
sheet aluminium
- 0.6mm thick
aluminium grade
3004H44 to both sides.
- Core: 39mm and 79mm
thick rigid polyurethane
foam, density 40kg/m3
- Seal: Low density
compressible foam,

Pilot hole is pre drilled for 2
of the 4 fixing points and
the fasteners must be
positioned as shown to
ensure the hinge fixings
locate into the internal reinforcement
strip.
NB: Doors above 2500mm
are constructed from
normal industrial panels.
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Micro ribbed and T&G Panel
subject to quantity and
availability.
Thermal bow
Due to the excellent
thermal properties of our
door panels, consideration
needs to be given to the
temperature differential that
exists between the internal
and external faces.
The effect known as
thermal bow is of no
concern in terms of
structural performance.
It does however require
consideration on clearance
and deflection.
For application for wide
doors and dark colours
please contact our
technical department.
Durability
The use of high quality
materials and precise
process control means that
long service life can be
expected in most industrial
and commercial
applications.
Colours and finishes
Steel outer sheet:
can be finished in Plastisol
or Architectural Polyester.
Plastisol colours have a
leather grain finish.
Polyester finishes are all
stucco embossed as standard.
Aluminium outer skin:
mill finish, stucco
embossed as standard.
Colour availability subject
to minimum volume.
Inner skin:
finished in white, polyester
coated, stucco embossed
galvanised steel as standard.
A separate list and sample
swatch of the current colour
Fire resistance
The facing materials used
on composite panels, when
tested independently, have
a Class 1 surface spread of
flame to BS 476: Part 7:
1971, and Class 0 as
defined by the Building
Regulations1985.
Thermal comparison
Traditional insulated
roller shutter door
insulated
door panel
40mm
Thermal Comparison

Areas indicated where
door is un insulated and
subject to cold bridging.
This can be up to 30% of
the door area. Also thinner
layer of insulation.
Insulation is afforded
to the whole door area –
even at joints.
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Panel Finish :-
King span XL200
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Goose Wing Grey |
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Merlin Grey |
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Gull Grey |
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Azure Blue |
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Olive Green |
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Khaki Green |
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Vandyke Brown |
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Sapphire Blue |
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Leaf Green |
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Flame Red |
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Cornflower Blue |
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Sunflower Yellow |
Architectural Polyester
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Silver |
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Anthracite |
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Gentian Blue |
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Yellow |
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Sunset Red |
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Fir Green |
Screen colour samples are as accurate as possible but are for guidance only.
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Opening requirements and track arrangements :-

Low headroom
(Up to 5000 x 4000. Max 16m2)
Standard available tracks slopes:
4, 7, 10, 13, 16, 20, 25, 30, 35, 40, 45 degrees
NB. Bottom panel will hang below opening 50–60mm
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Standard lift (Up to 7000 x 6000. Max 36m2)
Standard available tracks slopes:
4, 7, 10, 13, 16, 20, 25, 30, 35, 40, 45 degrees
425mm for doors up to 3700 high
500mm for doors up to 5500 high
600mm for doors up to 6000 high
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High lift (Up to 7000 x 6000. Max size 36m2)
Standard available tracks slopes:
4, 7, 10, 13, 16, 20, 25, 30, 35, 40, 45 degrees
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Vertical lift (Up to 7000 x 6000. Max size 36m2)
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