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VariAL-H Aluminium Cladding System

Verified by manufacturer 3 months ago

Ash & Lacy

Metal rainscreen cladding.

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+44 (0)121 525 1444 Website

Application

For vertical applications.

Description

VariAL ‘Hook On’ is a secret fix baffle jointed cassette rainscreen, with a fully adjustable vertical aluminium mullion support system. The system accommodates a multitude of panel shapes and configurations, offering ultimate flexibility in aesthetic design techniques. Best suited to vertical applications.


Features and benefits:

  • Vertically positioned wall panels.
  • Secret fix system of flat panels with no visible fixings.
  • Individually demountable panels allow easy access and maintenance.
  • Geometric and 3D panel designs.
  • Choice of framed perforated metal or expanded mesh panels.
  • Suitable for projects requiring floor-to-floor spanning capability and refurbishment projects where over-cladding of an existing structure is required.
  • CWCT Tested
  • Fire tested to EN13501-1 - A1 or A2,s1-d0 options
  • BBA Certified (for ACM)


General information

Color

-

Manufacturer guidance

Any RAL Colour, NCS, Metallics, Patina, Stone Effect

Finish

Anodized

Powder-coated

Anti-graffiti

PVdF

Coated

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Material

Aluminium

Stainless steel

Cor-Ten

Composite

Shape

Square

Rectangle

Length

3840 mm

5840 mm

Width

1850 mm

Warranty description

25 year

Uniclass

Ss_25_20_70_25 Drained and back-ventilated rainscreen cladding systemsPrimary

CAWS

H92/120 Rainscreen cladding

Specification data - Drained and back-ventilated rainscreen cladding systems

System performance

Fire performance: Reaction to fire to EN 13501-1, Euroclass A1.

Guidance for specification option:

With no coating or anodized coating.

Fire performance: Reaction to fire to EN 13501-1, Euroclass A2-s1, d0.

Guidance for specification option:

With PPC coating.

Manufacturer guidance

For fire testing:

  • Mineral wool insulation (<340mm thickness) with classification A1 to BS EN 13501-1 was applied on this system.
  • The cavity for the system was 25–100 mm.

Thermal insulation

-

Manufacturer guidance

Insulation, if used, should be mineral wool of classification A1, thickness 50–340 mm. Refer to the Warringtonfire classification report for further details and insert requirements.

Breather membrane

-

Material

-

Manufacturer guidance

The system does not include a breather membrane or vapour barrier since these components are not Class A1. If a vapour barrier is required, refer to the guidance in Approved Document B regarding the required fire classification.

Secondary support structure

AxiAL carrier system.

Guidance for specification option:

Mullion range: 50–150 mm.

AxiAL bracket range: 75–280 mm (larger zones can be engineered).

Cavity fire barriers

-

Horizontal

-

Manufacturer guidance

Fire cavity barriers are not included within the system and should be specified and designed by a qualified engineer.

Vertical

-

Manufacturer guidance

Fire cavity barriers are not included within the system and should be specified and designed by a qualified engineer.

Cladding panels

-

Material

3mm Solid Aluminium.

Guidance for specification option:

Maximum panel size: 5840 x 1850 mm (H x W).

3mm Perforated Aluminium.

3mm Cor-Ten Steel.

Guidance for specification option:

Maximum panel size: 3840 x 1850 mm (H x W).

2mm Cor-Ten Steel.

Guidance for specification option:

Maximum panel size: 3840 x 1850 mm (H x W).

Expanded Mesh.

Panel joints

Baffle joints, 20 mm.

Guidance for specification option:

Standard.

Baffle joints, other.

Guidance for specification option:

Vertical joints: 12–20 mm. Horizontal joints: 12–100 mm.

Insert requirements.

Manufacturer guidance

A range of joint profile details and treatment options are available to suit individual project requirements.

Colour/ Finish

-

Manufacturer guidance

Consult manufacturer and insert requirements.

Sustainability data

Contains Red List materials

No

Country of material origin

United Kingdom

Country of product manufacture

United Kingdom

BIM objects

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NBS BIM Object Standard

This BIM object has been authored to meet the requirements of the NBS BIM Object Standard.

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Platform Compatible Version
Revit
-

1

IFC
-

1

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