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Selection guide

  • Acoustic comfort

The advantages of the system

  • Aesthetic: concealed grid with offset edge and hollow joint to absorb alignment deviations with the wall for a perfectly straight finish
  • Acoustic: high correction, absorption coefficient αw up to 1 (NRC = 1)
  • Access: demountable from below, ideal for crowded plenums
  • Plenum ventilation: open hollow joint suitable for hospital environments

Description


  • Self-supporting ceiling made up of panels hooked on a concealed profile forming an open reveal joint between the end of the panels and the wall
  • Self-supporting steel panels with seamless edges and sharp angles
  • The panels are equipped at their ends with notches allowing them to be suspended on the structure
  • The concealed profile consists of a mounting flange to be fixed to the wall and a hanging profile to be shifted and fixed under the flange's wing according to the length of the panel between notches. It allows the open reveal joint thus formed to absorb alignment deviations with the wall
  • Optional acoustic enhancements

Bulk cut

An A gap is required between the panel and the wall. Dimensions in mm.

Downloadable documents

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Appearance

  • Perforations

    Percentage of void, hole shape in mm, and hole layout

    • On steel: Non-Perforated, 11% Ø1.5 M, 22% Ø1.5 M, 10% Ø2.5 M, 12% Ø2.5 U*, 16% Ø2.5 U*, 23% Ø2.5 M, 20% 61x4 U*, 40% 61x4 U*, 18% ØIRR; Possibility to stop perforation at the end of the panel (except 18%IRR); Other perforations upon request
    • On stainless steel: Non-Perforated, 10% Ø2.5 M, 16% Ø2.5 U*

    *Available only with perforation stopped on 4 sides

    Perforation range:

    Refer to the Perforations paragraph on the "Metal Ceiling Finishes" page for more details.

    11% Ø1.5 M
    11% Ø1.5 M
    Void rate: 11%
    Hole shape: Round Ø1.5
    Hole arrangement: M
    11% Ø1.5 M
    11% Ø1.5 M
    Void rate: 11%
    Hole shape: Round Ø1.5
    Hole arrangement: M
    22% Ø1.5 M
    22% Ø1.5 M
    Void rate: 22%
    Hole shape: Round Ø1.5
    Hole arrangement: M
    10% Ø2.5 M
    10% Ø2.5 M
    Void rate: 10%
    Hole shape: Round Ø2.5
    Hole arrangement: M
    12% Ø2.5 U
    12% Ø2.5 U
    Void rate: 12%
    Hole shape: Round Ø2.5
    Hole arrangement: U
    16% Ø2.5 U
    16% Ø2.5 U
    Void rate: 16%
    Hole shape: Round Ø2.5
    Hole layout: U
    23% Ø2.5 M
    23% Ø2.5 M
    Void rate: 23%
    Hole shape: Round Ø2.5
    Hole layout: M
    20% 61x4 U
    20% 61x4 U
    Void rate: 20%
    Hole shape: Rectangle 61x4
    Hole arrangement: U
    40% 61x4 U
    40% 61x4 U
    Void rate: 40%
    Hole shape: Rectangle 61x4
    Hole arrangement: U
    18% IRR
    18% IRR
    Void rate: 18%
    Hole shape: Round Ø4 and 6.4
    Hole layout: Irregular
  • Colors

    Precoated polyester steel

    • White 137 (≈ RAL 9003)

    Post-painted polyester powder steel

    • White RAL 9003
    • White RAL 9010
    • White RAL 9016
    • 180 RAL shades - on request

    On request depending on quantity

    • Bright or brushed annealed stainless steel

    Refer to the paragraph Materials and coatings on the "Metal Ceiling Finishes" page for more details.

    Pre-coated <br>White 137
    Pre-coated White 137
    Material: Steel
    Coating: 25 µm Polyester precoating
    Color: White 137 (≈ RAL 9003)
    Gloss: 15 UB ±5
    Pre-coated <br>White 137
    Pre-coated
    White 137
    Material: Steel
    Coating: 25 µm Polyester precoating
    Color: White 137 (≈ RAL 9003)
    Gloss: 15 UB ±5
    Post-laquered <br>White 9003
    Post-laquered
    White 9003
    Material: Steel
    Coating: Polyester powder post-painted 80 µm
    Color: White RAL 9003
    Gloss: 30 UB ±5
    Postlacquered <br>White 9010
    Postlacquered
    White 9010
    Material: Steel
    Coating: 80 μm Polyester Powder Coated
    Color: White RAL 9010
    Gloss: 30 UB ±5
    Post-painted <br>White 9016
    Post-painted
    White 9016
    Material: Steel
    Coating: Post-painted polyester powder 80 µm
    Color: White RAL 9016
    Gloss: 30 UB ±5
    Post-painted <br>180 RAL colors
    Post-painted
    180 RAL colors
    Material: Steel
    Coating: Powder-coated polyester post-painted 80 µm
    Color: 180 RAL colors
    Gloss level: 30 to 80 UB ±5
    Stainless Steel <br>Bright Annealed
    Stainless Steel
    Bright Annealed
    Material: Stainless Steel
    Finish: Bright Annealed
    (mirror finish)
    Stainless Steel <br>Brushed
    Stainless Steel
    Brushed
    Material: Stainless Steel
    Finish: Brushed

Performance

  • Light reflection

    Up to 87%

  • Indoor air quality

    Class A+ for all products:- Non-perforated- From the ALPHA range- From the ALPHA PLUS range, with specific encapsulated insulationClass A for all products from the ALPHA PLUS range, with specific surface insulation

  • Sound absorption

    According to EN ISO 11 654

    • αw up to 0.85 (NRC = 0.85) with the ALPHA offer
    • αw up to 1 (NRC = 1) with the ALPHA PLUS offer
    • Performance acoustics subject to the chosen perforation. Refer to the table in the brochure Acoustic metal ceilings.

  • Acoustic complement

    • Offer ALPHA: Plafometal acoustic veil
    • Offer ALPHA PLUS: specific acoustic insulation surfaced with a veil or encapsulated in a PE film

    Refer to the Acoustic page in the Products Catalog annex for more details.

  • Corrosion resistance

    Ceiling indoors

    • Class B according to standard EN 13964
    • Suspensions and fixings to supports are to be selected according to the intended class

    Refer to the page Implementation in the Products Catalog Annexes for more details.

  • Cleanability

    By nature, our metal ceilings require little maintenance. However, various types of cleaning are possible.

    • Refer to the Maintenance page in the Product Catalog annex for more details, including advanced high-pressure and dry steam cleanings.
    • For perforated stainless steel ceilings, a specific cleaning should be carried out on-site after film removal. Refer to the "Protective Film" section of the Installation page in the Product Catalog annex for more details.
  • Reservations, integrations

    Customized factory cutting available upon request.

  • Opening

    Access to the plenum by vertical push then lateral translation to escape the hanging profile. Clearance from below by tilting it to one side.

  • Resistance to disinfection chemicals

    Our metal ceilings are resistant to sodium hypochlorite 2.5%, hydrogen peroxide 6%, or ethanol 70% disinfectants (according to EN 12720 and ISO 11998 standards).Refer to the Maintenance page in the Product Catalog Annex for more details.

  • FDES Plafometal verified

    Verified Environmental and Health Declaration Sheets available on the INIES database (www.inies.fr) and in direct access on our website.

  • Reaction to fire

    Euroclass A1 for products:- Precoated non-perforated- Precoated from the ALPHA rangeEuroclass A2-s1, d0 for products:- Post-coated powder non-perforated- Post-coated powder from the ALPHA range- From the ALPHA PLUS range

Technical properties

General presentation of the system family

Family : Plafonds autoportants pour les circulations

Ideal for office corridors, hospitals...

Acoustic:

  • Acoustic comfort with an absorption index αw up to 1.00 (NRC = 1.00)

Aesthetic:

  • Adaptable to corridor widths
  • Various finishes with concealed joints according to the systems
  • Possibility of integrating equipment
  • Customized light shelves and troughs

Practical:

  • Self-supporting from wall to wall, avoiding suspended frameworks in crowded plenums
  • Easy installation and access
  • Large plenum access
  • Robustness during handling

Sub-family : Plafond accroché sur profils de rives cachés

Ceiling on concealed profiles

Hook-on system with HORUS panels

  • Gap-absorbing joint for wall misalignments
  • Bottom-release for cramped plenums
  • Ventilation possible through the gap-absorbing joint for healthcare environments
  • Fire-resistant version (SF) for High-rise buildings