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Aluminium Window Cill - Window Cill

Verified by manufacturer 5 months ago

Seamless Aluminium Group

Aluminium window cills in a wide range of sizes and bespoke profiles to suit any window system to individual requirements.

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Application

  • Cills are suitable to use on both domestic and commercial buildings.
  • Suitable for use on – ICF, timber frame, block build, external insulation projects.
  • Aluminium sills can be retrofitted to existing window sills making them the suitable choice for external insulation contractors, or can be used on new building projects.

Description

Seamless Aluminum Groups window cills are designed and manufactured to provide the essential architectural features appropriate to any building design.


Aluminium cills are available in a range of shapes and sizes and are all manufactured on site in Ballyshannon, Co Donegal, in marine grade Aluminium to ensure its high quality.


Seamless Aluminium manufacture all their window cills and accessories in their manufacturing plant can accommodate any special requirements in relation to length, colour, special angles or brackets etc.


Features and benefits:

  • Available up to 3000 mm long with a range of features.
  • Fully welded corners, upstands and stop ends.
  • Can be powder coated in a wide range of RAL colours.
  • Marine grade finish also available.
  • Made from T6 and 6063 Aluminium Alloy under BS EN 755. 
  • Low maintenance and long life in excess of 40 years in rural and suburban conditions and in excess of 25 years in industrial and marine conditions.
  • Non-combustible to BS 476, part 4: 1970 (1984). Melting temperature for aluminium is approx. 660 DEG C.
  • Eliminate cold bridging.
  • Lightweight.
  • Easy to install.
  • Available lengths to suit specific requirements.
  • Traditional appearance.
  • Can be powder coated specified RAL or BS number.

General information

Color

White

Black

Grey

Brown

Other

Guidance for specification option:

Available in any RAL or classic BS colours.

Finish

Powder-coated

Mill

Material

Aluminium

Shape

Other

Length

3000 mm

Guidance for specification option:

Maximum.

Bespoke

Guidance for specification option:

Up to 3 m long.

Width

100 mm

Guidance for specification option:

Minimum.

850 mm

Guidance for specification option:

Maximum.

Bespoke

Guidance for specification option:

Between 100–850 mm wide.

Height

Bespoke

Warranty description

20 year

Uniclass

Pr_25_93_52_28 External extension sillsPrimary

CAWS

L10/33 Proprietary windows

H72/38 Miscellaneous flashings

L10/390 Proprietary windows

L10/330 Aluminium windows

H72/470 Miscellaneous flashings

Specification data - External extension sills

Material

Aluminium.

Finish

Mill.

Polyester powder-coated.

Guidance for specification option:

To BS EN 12206-1.

Section size

Guidance for specification option:

Consult manufacturer and insert requirements.

  • Width: 100–850 mm.
  • Length: any length, but will have a joint after 3 meters or be welded if under 3.3 meters (may cause distortion).

Fixings

Stainless steel screw fasteners.

Guidance for specification option:

5.5 mm gauge x 25 mm long.

Low modulus sealant.

Secret fix brackets.

Guidance for specification option:

These are to be fixed using SS screw fasteners the cill is then hooked under the window trim and snapped into location using the secret fix bracket.

Manufacturer guidance

Cills should be fixed along rear upstand at 600 mm centres if required with the front hooked over the existing cill (this is to be judged by the installer).

Type

Type 1.

Type 2.

Type 3.

Manufacturer guidance

Consult manufacturers literature for further information on window cill types and insert requirements.

Fire rating

Non-combustible to EN 13501-1.

Guidance for specification option:

  • Coefficient for thermal expansion - 0.000023°C.
  • Do not aid combustion.
  • Melting point approximately 660°C.

Size Thickness (minimum)

2/3 mm.

Colour

Natural.

Guidance for specification option:

Mill finish.

Traffic white (RAL 9016).

Guidance for specification option:

Powder-coated.

Jet black (RAL 9006).

Guidance for specification option:

Powder-coated.

Slate grey (RAL 7015).

Guidance for specification option:

Powder-coated.

Anthracite grey (RAL 7016).

Guidance for specification option:

Powder-coated.

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Sustainability data

Contains Red List materials

No

Country of material origin

Norway

Country of product manufacture

Ireland

Material

Aluminium

Recyclability

100%

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

100 %

Literature

Colour Chart

Colour Chart