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Roofinox® Stainless Steel Intalok® Rainscreen Cladding

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Metal Solutions Limited Product certifications:
  • REACTION TO FIRE - CLASSIFICATION REPORT EUI-22-000041

    REACTION TO FIRE - CLASSIFICATION REPORT EUI-22-000041

    Certificate type

  • EPD

    EPD

    Certificate type

Interlocking reveal panel rainscreen system.

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Application

For use in Rainscreen Facade Applications.

Description

Roofinox® Stainless Steel Intalok® Interlocking Reveal Panel for use in Rainscreen Facade Applications.

The Intalok ® Panel System is a contemporary cladding solution engineered for both style and durability. Featuring flat panels with distinctive recessed joints, this system creates a sleek, linear appearance ideal for modern architecture.

Designed with a concealed fixing method, the Interlock Panel System delivers a flawless finish while ensuring exceptional wind resistance and long-term stability. Its versatility allows installation in horizontal, vertical, or diagonal orientations, making it suitable for façades, soffits, and interior applications.

Features and benefits:

  • Modern flat-panel aesthetic with sharp recessed joints.
  • Concealed fixings for a seamless appearance.
  • Flexible installation: vertical, horizontal, or diagonal
  • Lightweight, durable, and easy to install.
  • Available in multiple materials, finishes, and profiles.
  • Suitable for new builds and refurbishment projects.

Typical system build up:

  • Interior Finish
  • Vapour Barrier
  • Insulation
  • Breather Membrane
  • Ventilated Air Space min 50 mm
  • Helping hand bracket and rail
  • Breather Membrane
  • Standing seam panels.

General information

Color

Black

Bronze

Gold

Finish

Natural

Coated

Matt

Material

Stainless steel

Length

Bespoke

Width

Bespoke

Height

Bespoke

Warranty description

60 year

Uniclass

Ss_25_20_70_25 Drained and back-ventilated rainscreen cladding systemsPrimary
Ss_25_20_70_65 Pressure-equalized rainscreen cladding systems

CAWS

H92/120 Rainscreen cladding

Specification data - Drained and back-ventilated rainscreen cladding systems

Classification data

Thermal insulation

-

Manufacturer guidance

Rainscreen cladding does not have any specific requirement with regard to the insulation.

Insulation must be structurally self-supporting or supported when installed so that it will not sag and form unvented voids or cause loss of thermal efficiency. An insulation used as a directly supporting substrate must have a minimum compression strength of 50 kPa (0.5 kg/cm²) with deformation limited to a maximum of 10%. The insulation must also be dimensionally stable up to 100C.

All insulation must be kept dry and protected prior to metal covering being laid.

Breather membrane

-

Material

ISO-Mat Pro® underlay.

Guidance for specification option:

Recommended for wall or cold roof applications.

Envirotect Class B-s1,d0 fire membrane.

Guidance for specification option:

Can be used when a non-combustible option is required.

Manufacturer guidance

The breather membrane must comply with EN 13859-2 for walls and must also be CE compliant.

The breather membrane must be fully supported, lapped and sealed and then further sealed to all surrounding abutments and surface penetrations.

A breather membrane is commonly used as a separating underlay, when the metal is being used in conjunction with a metal substrate, to reduce noise.

Secondary support structure

As design.

Cavity fire barriers

-

Horizontal

To BS 9991.

Vertical

To BS 9991.

Cladding panels

-

Material

0.9/ 1.0 mm Stainless Steel 316L (1.4401) Austenitic, ~16–18% Cr, ~10–12% Ni, plus ~2% Mo (for extra corrosion resistance).

Panel joints

Longitudinal joints: Shadow gap with panel closed ends, refer to drawings.

System accessories

-

Manufacturer guidance

All associated flashings to match can be fabricated from coil by Metal Solutions Ltd as per typical details and industry standards.

Associated rainwater goods in various sizes and profiles are available in the same material. Consult manufacturer for details and insert requirements.

System completion

Operation and maintenance manual

Colour/ Finish:

Classic.

Guidance for specification option:

Standard finish.

Classic (commonly used in wall applications and rainwater goods only).

Tin matte.

Guidance for specification option:

Standard finish.

Tin matte (commonly used for roofing applications only).

Chroma.
Dura Black.
Dura Bronze.
Dura Champagne.
Dura Rose-Gold.
Pearl.
Plasma.
Plus Matte.
Proton.
Spectra Sedona.
Spectra Vulcano.
Spectra Vulcano Plus.

Size and profile

-

Manufacturer guidance

300 mm wide panels, narrower widths are also available.

Panel lengths are often limited to 6 metres long, although longer lengths may be considered. Variable width possible.

Consult manufacturer and insert requirements.

Weight

1.0 mm material weight 8.0 kg/m².

Guidance for specification option:

System weight dependant on seam centres.

Fire classification

Reaction to fire: A1 To EN 13501-5.
External Fire Performance: Class BROOF (t1).

Air and vapour control layer

-

Manufacturer guidance

Vapour Barrier membranes must comply with EN 13859-2 for walls and must also be CE compliant.

For fully supported metal cladding the VB must have a minimum water vapour resistance of 4000MNs/g and comply to BS SO 12572. The VB must have a resistance against a supported column of water 2M high for a period of 15 mins to comply with DIN EN 20811.

All cladding must have a Vapour Barrier regardless of being ventilated, unventilated cold or warm in design. The VB must be positioned behind the insulation and on the warm side of the construction.

Fasteners

Timber - stainless screw, SPT-R-S-4.3x20-RS.
Metal - stainless screw, SX2-D9-4.8x22.
Metal - stainless screw, DS3-SS-SF-4.8x16.

Manufacturer guidance

Fixings to suit substrate.

Sustainability data

Contains Red List materials

No

Country of material origin

Austria

Country of product manufacture

United Kingdom

Material

Stainless steel
Carbon dioxide equivalent

Carbon dioxide equivalent, as defined in BS EN 15804

Certified

Stage
Normalised unit (kg CO₂ eq/kg)
Declared unit (kg CO₂ eq/kg)
Stage:A1–A3 ('Production stage')
Normalised unit : 1.7 (kg CO₂ eq/kg)
Declared unit : 1.7

Recyclability

100%

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

95 %

Expected Life

100 year

Product certifications

Product certifications

REACTION TO FIRE - CLASSIFICATION REPORT EUI-22-000041

REACTION TO FIRE - CLASSIFICATION REPORT EUI-22-000041

Roofinox Stainless Steel - Fire Certification

EPD

EPD

Roofinox Sustainability Statement 2023

Literature

Roofinox Chroma

Roofinox Chroma

Roofinox Classic

Roofinox Classic

Roofinox_Datenblatt_Chroma_EN_Web_251018

Roofinox_Datenblatt_Chroma_EN_Web_251018

Roofinox_Datenblatt_Classic_304_EN_Web_251018

Roofinox_Datenblatt_Classic_304_EN_Web_251018

Roofinox_Datenblatt_Classic_316L_EN_Web_251018

Roofinox_Datenblatt_Classic_316L_EN_Web_251018

Roofinox_Datenblatt_Pearl_304_EN_Web_301018

Roofinox_Datenblatt_Pearl_304_EN_Web_301018

Roofinox_Datenblatt_Plus_matte_304_EN_Web_251018

Roofinox_Datenblatt_Plus_matte_304_EN_Web_251018

Roofinox_Datenblatt_Spectra_304_EN_Web_301018

Roofinox_Datenblatt_Spectra_304_EN_Web_301018

Roofinox_Datenblatt_Spectra_316L_EN_Web_301018

Roofinox_Datenblatt_Spectra_316L_EN_Web_301018

Roofinox_Datenblatt_Tin_plated_316L_EN_Web_251018

Roofinox_Datenblatt_Tin_plated_316L_EN_Web_251018

Roofinox Design Board

Roofinox Design Board

Roofinox_Datenblatt_Tin_plated_439_EN_Web_251018

Roofinox_Datenblatt_Tin_plated_439_EN_Web_251018

Roofinox Dura Product Flyer

Roofinox Dura Product Flyer

Roofinox Designs

Roofinox Designs

Roofinox Facade Systems

Roofinox Facade Systems

Roofinox Gen. Roof

Roofinox Gen. Roof

Roofinox Gutter-Systems

Roofinox Gutter-Systems

Roofinox HFX Stainless

Roofinox HFX Stainless

Roofinox Matador

Roofinox Matador

Roofinox Pearl

Roofinox Pearl

Roofinox Plus Matte

Roofinox Plus Matte

Roofinox Roofing Systems

Roofinox Roofing Systems

Roofinox Soldering

Roofinox Soldering

Roofinox Spectra

Roofinox Spectra

Roofinox Sustainability

Roofinox Sustainability

Roofinox Tin Matte Terne Coated

Roofinox Tin Matte Terne Coated

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