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VMZINC Fully Supported Facades - Flat Lock Cladding

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VMZINC UK

Square, rectangular or diamond-shaped cladding panels that interlock into each other on the four sides.

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+44 (0)1992 921 300 Website

Application

  • Panels can be installed on vertical walls and soffits
  • Panels can be used to clad curved supports
  • Suitable for renovation and new build projects

Description

A cladding solution that provides a longitudinal flat seam. Panels can be square, rectangular or diamond shaped, interlock into each other on the four sides and are secured with concealed fasteners and clips.

The system consists of panels with 180 degree hems approximately 25 mm wide that interlock and are held on the substrate using cleats.

Flatlock panels can be installed aligned or staggered, and both horizontally and vertically or even at an angle. The panels should be installed on a vertical wall or soffit. The facade system involves laying the panels on a compatible wooden framework or plywood fixed to the supporting structure (masonry or metal structure).

The maximum recommended visible width for a panel is 600 mm with the maximum length being 3000 mm. The thickness of the zinc used will depend on panel dimensions with small panels using 0.7 mm zinc whereas the larger panels will require 1 mm-thick zinc.

Features and benefits:

  • Covered by Code of Practice 143–5:1964.
  • Concealed fasteners.
  • Offers great flexibility on panel size and shape.

Typical system build-up:

  • VMZ flat lock panels in VMZINC PLUS.
  • Fixing cleat.
  • Fixing strip.
  • 18 mm plywood or steel deck.
  • Battens creating a vented 38 mm airspace.
  • Insulation protected by VMZ Membrane.

VMZINC® PLUS:

A product which allows zinc to be installed on ventilated plywood as well as specific warm (non-ventilated) substrates. The product consists of VMZINC (in all finishes) having a 60 µm coating applied to the underside thus allowing a more varied amount of substrates to be used and eliminating the risk of the formation of white rust on the underside of the zinc standing seam panels. VMZINC PLUS resists to an abrasion of 140 L when tested in accordance with ASTM D 968.

Life Cycle Analysis (LCA):

VMZINC undertakes Life Cycle Analysis (LCA) tests on its products and publishes Environmental Product Declarations (EPDs), such as BRE Environmental Profiles, available from the manufacturer's website www.vmzinc.co.uk and www.greenbooklive.com. These provide users with comprehensive, reliable and transparent information on relevant environmental characteristics. The information is also used by VMZINC as the basis for its eco-design approach.

General information

Color

Blue

Brown

Green

Grey

Red

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Finish

Natural

Pre-treated

Material

Zinc

Shape

Square

Rectangle

Diamond

Manufacturer guidance

Panels.

Length

193 mm

206 mm

215 mm

230 mm

235 mm

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Manufacturer guidance

Panel sizes.

Width

235 mm

274 mm

290 mm

371 mm

391 mm

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Manufacturer guidance

Panel sizes.

Warranty description

50 year

Guidance for specification option:

Up to 50 year material warranty available on a project basis.

Uniclass

Ss_25_20_50_95 Zinc sheet fully supported wall-covering systemsPrimary

CAWS

H74/130 Zinc sheet fully supported wall covering

Product range

Facades

Specification data - Zinc sheet fully supported wall-covering systems

Classification data

System performance

Design of zinc sheet fully supported wall covering systems
Durability
Aesthetic performance

Manufacturer guidance

Insert details.

System manufacturer

VMZINC UK.

Wall sheathing

18 mm plywood or steel deck.

Membrane

VMZINC® Membrane.

Insulation

Guidance for specification option:

Insert requirements. Supplied by others.

Carrier

Battens creating a vented 38 mm airspace.

Substrate

18 mm plywood or steel deck.

Zinc sheet

Zinc.

Manufacturer guidance

The thickness of the zinc used will depend on panel dimensions with small panels using 0.7 mm zinc whereas the larger panels will require 1 mm thick zinc.

Increased zinc thickness will offer a flatter panel, however increasing panel dimensions will have the opposite effect and may induce some unevenness.

Vertical joints

-

Fasteners to substrate

Fixing cleat and strip. It is recommended that screws be used to secure the cleats. The use of nails offers significantly less resistance, but in the event of using nails, contractors are advised to use ring shank nails.

System accessories

VMZINC® continuous corner strip.

Guidance for specification option:

For corner details.

VMZINC® Plus sheet clip.

Guidance for specification option:

For corner details.

VMZINC® PLUS continuous folded strip.

Guidance for specification option:

For window details.

VMZINC® continuous folded strip, 0.7 mm thick.

Guidance for specification option:

For window details.

VMZINC® continuous welted strip.

Guidance for specification option:

For window details.

VMZINC® PLUS flashing.

Guidance for specification option:

For window details.

VMZINC® PLUS sheet clip (80 mm), 0.7 mm thick.

Guidance for specification option:

For window details.

Panel

Square 235 x 235 mm.

Guidance for specification option:

Number of clips: two.

Pieces required per m³: 19.

Square 420 x 420 mm.

Guidance for specification option:

Number of clips: four.

Pieces required per m³: six.

Square 590 x 590 mm.

Guidance for specification option:

Number of clips: four.

Pieces required per m³: three.

Rectangle 235 x 470 mm.

Guidance for specification option:

Number of clips: three.

Pieces required per m³: ten.

Rectangle 235 x 940 mm.

Guidance for specification option:

Number of clips: four.

Pieces required per m³: five.

Rectangle 420 x 630 mm.

Guidance for specification option:

Number of clips: five.

Pieces required per m³: four.

Rectangle 420 x 840 mm.

Guidance for specification option:

Number of clips: six.

Pieces required per m³: three.

Rectangle 590 x 885 mm.

Guidance for specification option:

Number of clips: six.

Pieces required per m³: two.

Diamond, wide 274 x 215 mm.

Guidance for specification option:

Number of clips: two.

Pieces required per m³: 33.

Diamond, wide 290 x 230 mm.

Guidance for specification option:

Number of clips: two.

Pieces required per m³: 29.

Diamond, wide 432 x 336 mm.

Guidance for specification option:

Number of clips: two.

Pieces required per m³: 14.

Diamond, narrow 371 x 193 mm.

Guidance for specification option:

Number of clips: two.

Pieces required per m³: 27.

Diamond, narrow 391 x 206 mm.

Guidance for specification option:

Number of clips: two.

Pieces required per m³: 24.

Diamond, narrow 585 x 301 mm.

Guidance for specification option:

Number of clips: two.

Pieces required per m³: 11.

Manufacturer guidance

  • The sizes indicated correspond to dimensions as seen on the finished wall.
  • Diamond shingles are as standard supplied with non-aligned joints.
  • All panels are delivered with stainless steel clips.

Contact manufacturer if non-standard sizes are required.

Colour

Natural VMZINC®, natural finish.

Guidance for specification option:

Natural VMZINC® has a shiny metallic appearance when new and develops a patina over time. In facade applications, it may take ten years for the matt grey patina to form.

Standard PIGMENTO® BLUE.

Guidance for specification option:

  • Pre-weathered finish.
  • Colouration of the zinc is achieved with a special pigment layer that enhances the qualities of the zinc without presenting a block colour.
  • Tested to EN 13523.
  • Provides an increased resilience. However in a severe non-rinsed marine environment (1 km from the sea), staining is still possible and therefore the material should not be used in this application.

Standard PIGMENTO® GREEN.

Guidance for specification option:

  • Pre-weathered finish.
  • Colouration of the zinc is achieved with a special pigment layer that enhances the qualities of the zinc without presenting a block colour.
  • Tested to EN 13523.
  • Provides an increased resilience. However in a severe non-rinsed marine environment (1 km from the sea), staining is still possible and therefore the material should not be used in this application.

Standard PIGMENTO® BROWN.

Guidance for specification option:

  • Pre-weathered finish.
  • Colouration of the zinc is achieved with a special pigment layer that enhances the qualities of the zinc without presenting a block colour.
  • Tested to EN 13523.
  • Provides an increased resilience. However in a severe non-rinsed marine environment (1 km from the sea), staining is still possible and therefore the material should not be used in this application.

Standard PIGMENTO® RED.

Guidance for specification option:

  • Pre-weathered finish.
  • Colouration of the zinc is achieved with a special pigment layer that enhances the qualities of the zinc without presenting a block colour.
  • Tested to EN 13523.
  • Provides an increased resilience. However in a severe non-rinsed marine environment (1 km from the sea), staining is still possible and therefore the material should not be used in this application.

Standard PIGMENTO® GREY.

Guidance for specification option:

  • Pre-weathered finish.
  • Colouration of the zinc is achieved with a special pigment layer that enhances the qualities of the zinc without presenting a block colour.
  • Tested to EN 13523.
  • Provides an increased resilience. However in a severe non-rinsed marine environment (1 km from the sea), staining is still possible and therefore the material should not be used in this application.

PIGMENTO® STORM GREY.

Guidance for specification option:

  • Pre-weathered finish.
  • Colouration of the zinc is achieved with a special pigment layer that enhances the qualities of the zinc without presenting a block colour.
  • Tested to EN 13523.
  • Provides an increased resilience. However in a severe non-rinsed marine environment (1 km from the sea), staining is still possible and therefore the material should not be used in this application.

PIGMENTO® CHARCOAL GREY.

Guidance for specification option:

  • Pre-weathered finish.
  • Colouration of the zinc is achieved with a special pigment layer that enhances the qualities of the zinc without presenting a block colour.
  • Tested to EN 13523.
  • Provides an increased resilience. However in a severe non-rinsed marine environment (1 km from the sea), staining is still possible and therefore the material should not be used in this application.

QUARTZ-ZINC®.

Guidance for specification option:

  • Pre-weathered finish.
  • Offers an appearance and texture that does not change over time.
  • When QUARTZ-ZINC® is scratched, it will self heal. The grey tones of QUARTZ-ZINC® blend well with existing construction materials. QUARTZ-ZINC® is produced through a phosphatation of mill finish Natural zinc.
  • The darkness of the pre-weathered zinc is measured electronically using a Y figure where 0 is black and 100 is white. Acceptable tolerance of QUARTZ-ZINC®, Y = 22 to 25.

ANTHRA-ZINC®.

Guidance for specification option:

  • Pre-weathered finish.
  • With its visible grain it matches the colour of slate and blends well in combination with photovoltaic panels.
  • Produced through a phosphatation of mill finish Natural zinc.
  • Acceptable tolerance of ANTHRA-ZINC®, Y = 5 to 7. Due to the dark colour of ANTHRA-ZINC® it should be carefully considered before using on non-rinsed surfaces such as protected facades and soffits.
  • For rinsed surfaces in coastal environments ANTHRA-ZINC® STRAT should be considered.

AZENGAR®.

Guidance for specification option:

Pre-weathered finish.

Engraved zinc giving a product with a matt, heterogeneous and light aspect.

Can be used in the same fashion as other VMZINC® products for both roofs and facades.

Weight

Panels: maximum 8 kg/m².

Standard

To BS EN 988, EN 15804, ASTM D 968, ISO 14001 and ISO 9001.

Reaction to fire

Fire classification according to EN 13501-1:2002:
A1 (Natural Zinc, QUARTZ ZINC, ANTHRA-ZINC and AZENGAR);
A2-s1,d0 (PIGMENTO and VMZINC PLUS).

Sustainability data

Contains Red List materials

No

Country of material origin

France

Country of product manufacture

France

Material

Zinc

Recyclability

100%

Guidance for specification option:

Fully recyclable. 

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

20 %

Guidance for specification option:

20% (approximately).

Expected Life

100 year

BIM objects

BOS

NBS BIM Object Standard

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

Find out more about the NBS BIM Object Standard.

Platform Compatible Version
Revit

Revit 2016

2

IFC

IFC2X3

1

Literature

VMZINC General Technical Recommendations - Design Guidance for Architects & Contractors.

VMZINC General Technical Recommendations - Design Guidance for Architects & Contractors.

VMZINC Facades - Fully Supported Facades & Rainscreen Facades May 2024

VMZINC Facades - Fully Supported Facades & Rainscreen Facades May 2024

VMZINC EN15804 Natural Rolled Zinc

VMZINC EN15804 Natural Rolled Zinc

ISO 9001

ISO 9001

ISO 14001

ISO 14001

EN15804 Pre-Weathered QUARTZ PLUS & ANTHRA PLUS

EN15804 Pre-Weathered QUARTZ PLUS & ANTHRA PLUS

BRE Certification EN15804 Pre-Weathered Rolled QUARTZ & ANTHRA

BRE Certification EN15804 Pre-Weathered Rolled QUARTZ & ANTHRA

BRE Certification EN15804 Pre-Weathered PIGMENTO & STRAT

BRE Certification EN15804 Pre-Weathered PIGMENTO & STRAT

Case studies

Space Park, Leicester

Space Park, Leicester

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