SIST EN 16511:2023
(Main)Modular mechanical locked floor coverings (MMF) - Specification, requirements and test method for multilayer modular panels for floating installation
Modular mechanical locked floor coverings (MMF) - Specification, requirements and test method for multilayer modular panels for floating installation
This document specifies the characteristics of multilayer mechanical locked floor covering with a wear-
resistant and decorative surface layer supplied in panels (either tile or plank form). The floor panels are
considered suitable for domestic and commercial levels of use and designed for floating installation.
This document does not apply to resilient floor panels for loose-laying according to EN ISO 20326, to
multilayer wood floorings according to EN 13489, to wood veneer floor coverings according to EN 14354,
to laminate floor covering according to EN 13329, EN 14978 and EN 15468 nor to products specified in
EN ISO 10581, EN ISO 10582, EN ISO 24011, EN 12104 and ISO 14486.
This document is applicable to areas which are subject to frequent wetting, e.g. bathrooms, laundry rooms
or saunas, only if specified by the producer.
This document also includes requirements for marking and packaging.
In Annex A (informative), optional properties are given. In Annex B (informative), a test method for the
classification of the flexibility is given.
Modulare mechanisch verriegelnde Bodenbeläge (MMF) - Spezifikation, Anforderungen und Prüfverfahren für mehrschichtige modulare Paneele für die schwimmende Verlegung
Dieses Dokument legt die Eigenschaften von mehrschichtigen mechanisch verriegelnden Fußbodenbelägen mit einer abriebbeständigen und dekorativen Deckschicht fest, die als Paneele (in Fliesen- oder Dielenform) geliefert werden. Die Fußbodenpaneele werden für den Gebrauch im privaten und gewerblichen Bereich als geeignet angesehen und sind für schwimmende Verlegungen vorgesehen.
Dieses Dokument gilt nicht für elastische Fußbodenpaneele für lose Verlegung nach EN ISO 20326, für Mehrschichtparkettelemente nach EN 13489, für furnierte Fußbodenbeläge nach EN 14354, für Laminat-böden nach EN 13329, EN 14978 und EN 15468, sowie für Produkte nach EN ISO 10581, EN ISO 10582, EN ISO 24011, EN 12104 und ISO 14486.
Dieses Dokument gilt für Bereiche, die regelmäßig Nässe ausgesetzt sind, z. B. Badezimmer, Hauswirt-schaftsräume oder Saunen, nur wenn diese vom Hersteller festgelegt werden.
Dieses Dokument enthält auch Anforderungen an die Kennzeichnung und Verpackung.
In Anhang A (informativ) sind zusätzliche Eigenschaften angegeben. Anhang B (informativ) enthält ein Prüfverfahren zur Klassifizierung der Flexibilität.
Revêtements de sol modulaires à verrouillage mécanique (MMF) - Spécifications, exigences et méthodes d'essai pour panneaux multicouches modulaires pour pose flottante
Le présent document spécifie les caractéristiques des revêtements de sol modulaires à verrouillage mécanique, munis d'un parement décoratif et résistant à l'usure, fournis sous forme de panneaux (dalles ou lames). Ces panneaux de revêtement de sol sont considérés comme étant appropriés à des niveaux d'utilisation domestique et commerciale ; ils sont en outre conçus pour être mis en oeuvre en pose flottante.
Le présent document ne s'applique pas aux panneaux de revêtement de sol résilients pour pose flottante conformes à l'EN ISO 20326, ni aux éléments de parquet contrecollés conformes à l'EN 13489, ni aux revêtements de sol à placage en bois conformes à l'EN 14354, ni aux revêtements de sol stratifiés conformes à l'EN 13329, à l'EN 14978 et à l'EN 15468 ni aux produits spécifiés dans l'EN ISO 10581, l'EN ISO 10582, l'EN ISO 24011, l'EN 12104 et l'ISO 14486.
Le présent document ne s'applique aux lieux soumis à une humidification fréquente (par exemple, les salles de bain, les buanderies ou les saunas) que si le fabricant le spécifie.
Le présent document comprend également des exigences relatives au marquage et à l'emballage.
L'Annexe A (informative) donne des propriétés facultatives. L'Annexe B (informative) présente une méthode d'essai pour la classification de la flexibilité.
Modularne mehansko spojene talne obloge (MMF) - Specifikacije, zahteve in preskusne metode za večslojne modularne plošče za plavajočo namestitev
Ta dokument določa lastnosti večslojnih mehansko spojenih talnih oblog z dekorativno površino, odporno proti obrabi, ki so dobavljene v obliki plošč (ploščic ali trakov). Talne plošče so primerne za domačo in komercialno uporabo ter zasnovane za plavajočo namestitev.
Ta dokument se ne uporablja za netekstilne talne plošče za prosto polaganje iz standarda EN ISO 20326, večslojne lesene talne obloge iz standarda EN 13489, leseni furnir za talne obloge iz standarda EN 14354, laminatne talne obloge iz standardov EN 13329, EN 14978 in EN 15468 ter izdelke, opisane v standardih EN ISO 10581, EN ISO 10582, EN ISO 24011, EN 12104 in ISO 14486.
Ta dokument se uporablja samo za območja, ki se pogosto zmočijo, na primer v kopalnicah, pralnicah in savnah pod pogojem, da je to navedel proizvajalec.
Ta dokument vključuje tudi zahteve za označevanje in pakiranje.
V dodatku A (informativni) so navedene opcijske lastnosti. V dodatku B (informativni) je določena preskusna metoda za razvrščanje prožnosti.
General Information
Relations
Standards Content (Sample)
SLOVENSKI STANDARD
SIST EN 16511:2023
01-julij-2023
Modularne mehansko spojene talne obloge (MMF) - Specifikacije, zahteve in
preskusne metode za večslojne modularne plošče za plavajočo namestitev
Modular mechanical locked floor coverings (MMF) - Specification, requirements and test
method for multilayer modular panels for floating installation
Modulare mechanisch verriegelnde Bodenbeläge (MMF) - Spezifikation, Anforderungen
und Prüfverfahren für mehrschichtige modulare Paneele für die schwimmende Verlegung
Revêtements de sol modulaires à verrouillage mécanique (MMF) - Spécifications,
exigences et méthodes d'essai pour panneaux multicouches modulaires pour pose
flottante
Ta slovenski standard je istoveten z: EN 16511:2023
ICS:
97.150 Talne obloge Floor coverings
SIST EN 16511:2023 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
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SIST EN 16511:2023
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SIST EN 16511:2023
EN 16511
EUROPEAN STANDARD
NORME EUROPÉENNE
May 2023
EUROPÄISCHE NORM
ICS 97.150 Supersedes EN 16511:2014+A1:2019
English Version
Modular mechanical locked floor coverings (MMF) -
Specification, requirements and test method for multilayer
modular panels for floating installation
Revêtements de sol modulaires à verrouillage Modulare mechanisch verriegelnde Bodenbeläge
mécanique (MMF) - Spécifications, exigences et (MMF) - Spezifikation, Anforderungen und
méthodes d'essai pour panneaux multicouches Prüfverfahren für mehrschichtige modulare Paneele
modulaires pour pose flottante für die schwimmende Verlegung
This European Standard was approved by CEN on 10 April 2023.
CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2023 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 16511:2023 E
worldwide for CEN national Members.
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SIST EN 16511:2023
EN 16511:2023 (E)
Contents Page
European foreword . 3
1 Scope . 4
2 Normative references . 4
3 Terms and definitions . 5
4 Symbols . 7
5 Requirements . 7
5.1 General requirements for the panels . 7
5.2 Classification requirements . 8
6 Marking and packaging .12
6.1 Marking .12
6.2 Packaging .12
Annex A (informative) Optional properties .13
Annex B (informative) Test method for the determination of the Modulus of Elasticity and
classification of the flexibility .14
Bibliography .15
2
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SIST EN 16511:2023
EN 16511:2023 (E)
European foreword
This document (EN 16511:2023) has been prepared by Technical Committee CEN/TC 134 “Resilient,
textile and laminate floor coverings”, the secretariat of which is held by NBN.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by November 2023, and conflicting national standards shall
be withdrawn at the latest by November 2023.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN 16511:2014+A1:2019.
The main changes compared to the previous edition are listed below:
a) title changed;
b) terms and definitions added in Clause 3;
c) EN 17539 included as test method for general requirements in 5.1;
d) light fastness and dimensional stability added as general requirements in 5.1;
e) classification requirements divided in floorings with wear layers (Table 2) and floorings with non-
film-forming oil or wax finishes (Table 3);
f) additional technical characteristics for moisture resistance added as Table 4;
g) Annex B presenting a test method for the classification of the flexibility added.
Any feedback and questions on this document should be directed to the users’ national standards body.
A complete listing of these bodies can be found on the CEN website.
According to the CEN-CENELEC Internal Regulations, the national standards organisations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia,
Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland,
Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of North
Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and the United
Kingdom.
3
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SIST EN 16511:2023
EN 16511:2023 (E)
1 Scope
This document specifies the characteristics of multilayer mechanical locked floor covering with a wear-
resistant and decorative surface layer supplied in panels (either tile or plank form). The floor panels are
considered suitable for domestic and commercial levels of use and designed for floating installation.
This document does not apply to resilient floor panels for loose-laying according to EN ISO 20326, to
multilayer wood floorings according to EN 13489, to wood veneer floor coverings according to EN 14354,
to laminate floor covering according to EN 13329, EN 14978 and EN 15468 nor to products specified in
EN ISO 10581, EN ISO 10582, EN ISO 24011, EN 12104 and ISO 14486.
This document is applicable to areas which are subject to frequent wetting, e.g. bathrooms, laundry rooms
or saunas, only if specified by the producer.
This document also includes requirements for marking and packaging.
In Annex A (informative), optional properties are given. In Annex B (informative), a test method for the
classification of the flexibility is given.
2 Normative references
The following documents are referred to in the text in such a way that some or all of their content
constitutes requirements of this document. For dated references, only the edition cited applies. For
undated references, the latest edition of the referenced document (including any amendments) applies.
EN 317, Particleboards and fibreboards - Determination of swelling in thickness after immersion in water
EN 438-2, High-pressure decorative laminates (HPL) - Sheets based on thermosetting resins (usually called
laminates) - Part 2: Determination of properties
EN 13329:2006+A1:2008, Laminate floor coverings - Elements with a surface layer based on aminoplastic
thermosetting resins - Specifications, requirements and test methods
EN 16094, Laminate floor coverings - Test method for the determination of micro-scratch resistance
EN 17539, Modular mechanical locked floor coverings (MMF) - Determination of geometrical
characteristics
EN 20105-A02, Textiles - Tests for colour fastness - Part A02: Grey scale for assessing change in colour (ISO
105-A02)
EN ISO 105-B02:2014, Textiles - Tests for colour fastness - Part B02: Colour fastness to artificial light: Xenon
arc fading lamp test (ISO 105-B02:2014)
EN ISO 178:2019, Plastics - Determination of flexural properties (ISO 178:2019)
EN ISO 4918, Resilient, textile and laminate floor coverings - Castor chair test (ISO 4918)
EN ISO 10874, Resilient, textile and laminate floor coverings - Classification (ISO 10874)
EN ISO 16581, Resilient and laminate floor coverings - Determination of the effect of simulated movement
of a furniture leg (ISO 16581)
EN ISO 23999, Resilient floor coverings - Determination of dimensional stability and curling after exposure
to heat (ISO 23999)
4
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SIST EN 16511:2023
EN 16511:2023 (E)
EN ISO 24343-1, Resilient and laminate floor coverings - Determination of indentation and residual
indentation - Part 1: Residual indentation (ISO 24343-1)
ISO 4760:2022, Laminate Flooring — Topical Moisture Resistance — Assembled joint
ISO 24334, Laminate floor coverings — Determination of locking strength for mechanically assembled
panels
ISO 24336, Laminate floor coverings — Determination of thickness swelling after partial immersion in
water
ISO 24338, Laminate floor coverings — Determination of abrasion resistance
ISO 24339, Laminate and textile floor coverings — Determination of dimensional variations after exposure
to humid and dry climate conditions
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
ISO and IEC maintain terminology databases for use in standardization at the following addresses:
— ISO Online browsing platform: available at https://www.iso.org/obp
— IEC Electropedia: available at https://www.electropedia.org
3.1
modular mechanical locked floor panel
MMF
decorative floor covering element in plank or tile form, with a multiple layer structure and worked edges
with a mechanical interlocking system that allows joining elements to form a larger integral floating floor
Note 1 to entry: The multi-layer structure consists of a top layer, a substrate (core) and usually a backing layer.
3.2
substrate
core layer providing thickness, stability and other properties needed
3.2.1
polymer substrate
core layer based on polymer(s)
3.2.2
wood based substrate
core layer with a content of wood > 65 % by weight
3.2.3
other substrate
core layer which is not covered by 3.2.1 and 3.2.2
3.3
surface layer
all layers above the core including decorative and wear layer
5
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SIST EN 16511:2023
EN 16511:2023 (E)
3.4
wear layer
layer(s) providing wear resistance
Note 1 to entry: Wear layers can consist of solid polymer layers or coatings with or without factory finish.
3.5
decorative layer
layer providing visual and esthetical properties, intended to be the visible side when the floor is installed
Note 1 to entry: Decorative layers can consist of resilient layers including cork, layers with aminoplastic
thermosetting resins and wood veneer layers with a thickness < 2,5 mm.
3.6
backing layer
layer(s) attached to the bottom side of the substrate (3.2)
Note 1 to entry: These layers can include a pre-attached underlay.
3.7
underlay
separate material used between the floor covering and the subfloor
3.8
pre-attached underlay
underlay permanently attached to the panel at the factory
3.9
moisture sensitive panel
panel which undergoes a change in dimensional stability with a change in relative humidity and in direct
contact with water
3.10
temperature sensitive panel
panel which undergoes a change in dimensional stability with a change in temperature
3.11
water resistant floor
floor which can withstand topical water spillages on to its surface
3.12
resistance of mechanical joints to water leakage
resistance of joints between panels to penetration of liquid water standing on the surface for 24 h
3.13
water proof panel
panel consisting of materials which don’t swell or increase their mas
...
SLOVENSKI STANDARD
oSIST prEN 16511:2022
01-marec-2022
Modularne mehansko spojene talne obloge (MMF) - Specifikacije, zahteve in
preskusne metode za večslojne modularne plošče za plavajočo namestitev
Modular mechanical locked floor coverings (MMF) - Specification, requirements and test
method for multilayer modular panels for floating installation
Modulare mechanisch verriegelnde Bodenbeläge (MMF) - Spezifikation, Anforderungen
und Prüfverfahren für mehrschichtige modulare Paneele für die schwimmende Verlegung
Revêtements de sol modulaires à verrouillage mécanique (MMF) - Spécification,
exigences et méthode d'essai relatives aux panneaux modulaires et multicouches pour
pose flottante
Ta slovenski standard je istoveten z: prEN 16511
ICS:
97.150 Talne obloge Floor coverings
oSIST prEN 16511:2022 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
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oSIST prEN 16511:2022
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oSIST prEN 16511:2022
DRAFT
EUROPEAN STANDARD
prEN 16511
NORME EUROPÉENNE
EUROPÄISCHE NORM
December 2021
ICS 97.150 Will supersede EN 16511:2014+A1:2019
English Version
Modular mechanical locked floor coverings (MMF) -
Specification, requirements and test method for multilayer
modular panels for floating installation
Revêtements de sol modulaires à verrouillage Modulare mechanisch verriegelnde Bodenbeläge
mécanique (MMF) - Spécification, exigences et (MMF) - Spezifikation, Anforderungen und
méthode d'essai relatives aux panneaux modulaires et Prüfverfahren für mehrschichtige modulare Paneele
multicouches pour pose flottante für die schwimmende Verlegung
This draft European Standard is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee
CEN/TC 134.
If this draft becomes a European Standard, CEN members are bound to comply with the CEN/CENELEC Internal Regulations
which stipulate the conditions for giving this European Standard the status of a national standard without any alteration.
This draft European Standard was established by CEN in three official versions (English, French, German). A version in any other
language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC
Management Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and
United Kingdom.
Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are
aware and to provide supporting documentation.
Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without
notice and shall not be referred to as a European Standard.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2021 CEN All rights of exploitation in any form and by any means reserved Ref. No. prEN 16511:2021 E
worldwide for CEN national Members.
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oSIST prEN 16511:2022
prEN 16511:2021 (E)
Contents Page
European foreword . 3
1 Scope . 4
2 Normative references . 4
3 Terms and definitions . 5
4 Requirements . 6
5 Marking and packaging . 12
Annex A (informative) Optional properties . 13
Annex B (informative) Test method for the determination of the Modulus of Elasticity and
classification of the flexibility . 14
B.1 Sampling and conditioning . 14
B.2 Determination of the modulus of elasticity . 14
B.3 Expression of results . 14
B.4 Test report . 14
Bibliography . 15
2
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oSIST prEN 16511:2022
prEN 16511:2021 (E)
European foreword
This document (prEN 16511:2021) has been prepared by Technical Committee CEN/TC 134 “Resilient,
textile and laminate floor coverings”, the secretariat of which is held by NBN.
This document is currently submitted to CEN Enquiry.
This document will supersede EN 16511:2014+A1:2019.
Compared to EN 16511:2014+A1:2019 the following changes have been made:
a) title changed;
b) terms and definitions added in Clause 3;
c) EN 17539 included as test method for general requirements in 4.1;
d) light fastness and dimensional stability added as general requirements in 4.1;
e) classification requirements divided in floorings with wear layers (Table 2) and floorings with non-
film-forming oil or wax finishes (Table 3);
f) additional technical characteristics for moisture resistance added as Table 4;
g) Annex B presenting a test method for the classification of the flexibility added.
3
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oSIST prEN 16511:2022
prEN 16511:2021 (E)
1 Scope
This document specifies the characteristics of multilayer mechanical locked floor covering with a wear-
resistant and decorative surface layer supplied in panels (either tile or plank form). The floor panels are
considered suitable for domestic and commercial levels of use and designed for floating installation.
This document is not applicable to resilient floor panels for loose-laying according to EN ISO 20326, to
multilayer wood floorings according to EN 13489, to wood veneer floor coverings according to EN 14354,
to laminate floor covering according to EN 13329, EN 14978 and EN 15468 nor to products specified in
EN ISO 10581, EN ISO 10582, EN ISO 24011, EN 12104 and ISO 14486.
This document is applicable to areas which are subject to frequent wetting, e.g. bathrooms, laundry rooms
or saunas, only if specified by the producer.
This document also includes requirements for marking and packaging.
In Annex A (informative) optional properties are given. In Annex B (informative) a test method for the
classification of the flexibility is given.
2 Normative references
The following documents are referred to in the text in such a way that some or all of their content
constitutes requirements of this document. For dated references, only the edition cited applies. For
undated references, the latest edition of the referenced document (including any amendments) applies.
EN 317, Particleboards and fibreboards — Determination of swelling in thickness after immersion in water
EN 438-2, High-pressure decorative laminates (HPL) — Sheets based on thermosetting resins (usually called
laminates) — Part 2: Determination of properties
EN 13329:2016+A1:2017, Laminate floor coverings — Elements with a surface layer based on aminoplastic
thermosetting resins — Specifications, requirements and test methods
EN 15468:2016+A1:2021, Laminate floor coverings — Elements with directly applied printing and resin
surface layer — Specifications, requirements and test methods
EN 16094, Laminate floor coverings — Test method for the determination of micro-scratch resistance
EN 17539, Modular mechanical locked floor coverings (MMF) — Determination of geometrical
characteristics
EN ISO 178:2019, Plastics — Determination of flexural properties (ISO 178:2019)
EN ISO 10874, Resilient, textile and laminate floor coverings — Classification (ISO 10874)
EN ISO 16581, Resilient and laminate floor coverings — Determination of the effect of simulated movement
of a furniture leg (ISO 16581)
EN ISO 23999:2018, Resilient floor coverings — Determination of dimensional stability and curling after
exposure to heat (ISO 23999:2018)
EN ISO 24343-1, Resilient and laminate floor coverings — Determination of indentation and residual
indentation — Part 1: Residual indentation (ISO 24343-1)
EN ISO 4918, Resilient, textile and laminate floor coverings — Castor chair test (ISO 4918)
4
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oSIST prEN 16511:2022
prEN 16511:2021 (E)
ISO/DIS 4760:2021, Laminate Flooring — Topical Moisture Resistance — Assembled Joint
ISO 24334, Laminate floor coverings — Determination of locking strength for mechanically assembled
panels
ISO 24336, Laminate floor coverings — Determination of thickness swelling after partial immersion in
water
ISO 24339, Laminate and textile floor coverings — Determination of dimensional variations after exposure
to humid and dry climate conditions
3 Terms and definitions
For the purposes of this document, the following terms and definitions.
ISO and IEC maintain terminological databases for use in standardization at the following addresses:
• IEC Electropedia: available at https://www.electropedia.org/
• ISO Online browsing platform: available at https://www.iso.org/obp
3.1
modular mechanical locked floor panel (MMF)
decorative floor covering element in plank or tile form, with a multiple layer structure and worked edges
with a mechanical interlocking system that allows joining elements to form a larger integral floating floor
Note 1 to entry: The multi-layer structure consists of a top layer, a substrate (core) and usually a backing layer.
3.2
substrate
core layer providing thickness, stability and other properties needed
3.2.1
polymer substrate
core layer based on polymer(s)
3.2.2
wood based substrate
core layer with a content of wood > 65 % by weight
3.2.3
other substrate
core layer which is not covered by 3.2.1 and 3.2.2
3.3
surface layer
all layers above the core including decorative and wear layer
3.4
wear layer
layer(s) providing wear resistance
Note 1 to entry: Wear layers can consist of solid polymer layers or coatings with or without factory finish.
5
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oSIST prEN 16511:2022
prEN 16511:2021 (E)
3.5
decorative layer
layer providing visual and esthetical properties, intended to be the visible side when the floor is installed
Note 1 to entry: Decorative layers can consist of resilient layers including cork, layers with aminoplastic
thermosetting resins and wood veneer layers with a thickness < 2,5 mm.
3.6
backing layer
layer(s) attached to the bottom side of the substrate
Note 1 to entry: These layers can include a pre-attached underlay.
3.7
underlay
separate material used between the floor covering and the subfloor
3.8
pre-attached underlay
underlay permanently attached to the panel at the factory
3.9
moisture sensitive panel
panel which can undergo a change in dimensional stability with a change in relative humidity
3.10
temperature sensitive panel
panel which can undergo a change in dimensional stability with a change in temperature
3.11
water resistant floor
floor which can withstand topical water spillages on to its surface
3.12
resistance of mechanical joints to water leakage
resistance of joints between panels to penetrating of liquid water standing on the surface for 24 h
3.13
water proof panel
panel consisting of materials which don’t swell or increase their mass in contact with liquid water
4 Requirements
4.1 General requirements for the panels
All classes of the MMF panels shall meet the requirements specified in Table 1.
6
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oSIST prEN 16511:2022
prEN 16511:2021 (E)
Table 1 — General requirements
Geometrical Test method
Requirements
...
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