SIST EN 13166:2009
(Main)Thermal insulation products for buildings - Factory made products of phenolic foam (PF) - Specification
Thermal insulation products for buildings - Factory made products of phenolic foam (PF) - Specification
This European Standard specifies the requirements for factory made products of phenolic foam, with or without facings, which are used for the thermal insulation of buildings. The products are manufactured in the form of boards and laminates.
This European Standard describes product characteristics and includes procedures for testing, evaluation of conformity, marking and labelling.
Products covered by this European Standard are also used in prefabricated thermal insulation systems and composite panels; the performance of systems incorporating these products is not covered.
This European Standard does not specify the required level of a given property to be achieved by a product to demonstrate fitness for purpose in a particular application. The levels required for a given application are to be found in regulations or non conflicting standards.
Products with a declared thermal resistance lower than 0,40 m2K/W or a declared thermal conductivity greater than 0,050 W/(mK) at 10 °C are not covered by this European Standard.
This European Standard does not cover in situ insulation products, products intended to be used for the insulation of building equipment and industrial installations or products intended for acoustic insulation.
Wärmedämmstoffe für Gebäude - Werkmäßig hergestellte Produkte aus Phenolharzschaum (PF) - Spezifikation
Diese Europäische Norm legt die Anforderungen für werkmäßig hergestellte Produkte aus Phenolharzschaum mit oder ohne Kaschierung fest, die für die Wärmedämmung von Gebäuden benutzt werden. Die Produkte werden in der Form von Platten und Laminaten hergestellt.
Diese Europäische Norm beschreibt die Stoffeigenschaften und enthält die Prüfverfahren und Festlegungen für die Beurteilung der Konformität, die Kennzeichnung und die Etikettierung.
In dieser Europäischen Norm beschriebene Produkte werden auch in vorgefertigten Wärmedämmsystemen und Mehrschicht Verbundplatten angewendet; die Eigenschaften von Systemen, in die diese Produkte integriert sind, werden nicht behandelt.
Diese Europäische Norm legt keine Anforderungsniveaus für eine vorgegebene Eigenschaft fest, die ein Produkt erreichen muss, um für einen bestimmten Anwendungsfall tauglich zu sein. Für bestimmte Anwendungen benötigte Anforderungen können Regelwerken oder übereinstimmenden Normen entnommen werden.
Diese Europäische Norm gilt nicht für Produkte, deren Nennwert des Wärmedurchlasswiderstandes niedriger ist als 0,40 m2 K/W oder deren Nennwert der Wärmeleitfähigkeit größer ist als 0,050 W/(m K) bei 10 °C Mitteltemperatur.
Diese Europäische Norm gilt nicht für in situ Dämmstoffe und für Produkte, die zur Dämmung von haustechnischen und betriebstechnischen Anlagen bestimmt sind, oder Produkte, die zur Schalldämmung bestimmt sind.
Produits isolants thermiques pour le bâtiment - Produits manufacturés en mousse phénolique (PF) - Spécification
La présente Norme européenne spécifie les exigences auxquelles doivent satisfaire les produits manufacturés en mousse phénolique, avec ou sans parements, utilisés pour l’isolation thermique des bâtiments. Les produits sont manufacturés sous forme de panneaux et de produits feuilletés.
La présente norme européenne décrit les caractéristiques du produit et inclut les procédures d’essai, d’évaluation de la conformité, de marquage et d’étiquetage.
Les produits du domaine d’application de la présente norme européenne sont également utilisés dans des systèmes d’isolation thermique et dans des panneaux composites préfabriqués ; la performance des systèmes dans lesquels entrent ces produits n’est pas définie.
La présente norme européenne ne spécifie pas, pour une propriété donnée, le niveau exigé que doit atteindre un produit pour démontrer son aptitude à l’emploi dans une application particulière. Les niveaux requis pour une application donnée figurent dans les réglementations, ou normes non conflictuelles.
Les produits dont la résistance thermique déclarée à une température de 10 °C est inférieure à 0,40 m2×K/W ou dont la conductivité thermique déclarée à une température de 10 °C est supérieure à 0,050 W/(m×K) ne sont pas du domaine d’application de la présente norme.
Les produits d’isolation mis en œuvre in situ, ceux destinés à être utilisés pour l'isolation des équipements du bâtiment et des installations industrielles ou ceux destinés à l’isolation acoustique ne sont pas du domaine d'application de la présente norme européenne.
Toplotnoizolacijski proizvodi za stavbe - Proizvodi iz fenolne pene (PF) - Specifikacija
General Information
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Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Toplotnoizolacijski proizvodi za stavbe - Proizvodi iz fenolne pene (PF) - SpecifikacijaWärmedämmstoffe für Gebäude - Werkmäßig hergestellte Produkte aus Phenolharzschaum (PF) - SpezifikationProduits isolants thermiques pour le bâtiment - Produits manufacturés en mousse phénolique (PF) - SpécificationThermal insulation products for buildings - Factory made products of phenolic foam (PF) - Specification91.100.60Thermal and sound insulating materialsICS:Ta slovenski standard je istoveten z:EN 13166:2008SIST EN 13166:2009en,fr,de01-februar-2009SIST EN 13166:2009SLOVENSKI
STANDARDSIST EN 13166:2002/AC:2006SIST EN 13166:2002/A1:2004SIST EN 13166:20021DGRPHãþD
SIST EN 13166:2009
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 13166November 2008ICS 91.100.60Supersedes EN 13166:2001
English VersionThermal insulation products for buildings - Factory madeproducts of phenolic foam (PF) - SpecificationProduits isolants thermiques pour le bâtiment - Produitsmanufacturés en mousse phénolique (PF) - SpécificationWärmedämmstoffe für Gebäude - Werkmäßig hergestellteProdukte aus Phenolharzschaum (PF) - SpezifikationThis European Standard was approved by CEN on 11 October 2008.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the CEN 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 translationunder the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2008 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 13166:2008: ESIST EN 13166:2009
EN 13166:2008 (E) 2 Contents Page Foreword .4 1 Scope .6 2 Normative references .6 3 Terms, definitions, symbols, units and abbreviated terms .7 3.1 Terms and definitions .7 3.2 Symbols, units and abbreviated terms .8 4 Requirements . 10 4.1 General . 10 4.2 For all applications . 10 4.3 For specific applications . 13 5 Test methods . 16 5.1 Sampling . 16 5.2 Conditioning . 16 5.3 Testing . 16 6 Designation code . 19 7 Evaluation of conformity . 19 8 Marking and labelling . 20 Annex A (normative)
Determination of the declared values of thermal resistance and
thermal conductivity . 21 A.1 General . 21 A.2 Input data . 21 A.3 Declared values. 21 Annex B (normative)
Factory production control . 23 Annex C (normative)
Determination of the aged values of thermal resistance and thermal conductivity . 26 C.1 General . 26 C.2 Preparation of test sample . 26 C.3 Determination of the initial value of thermal conductivity . 27 C.4 Determination of the aged value of thermal conductivity . 27 C.5 Blowing agent . 29 C.6 Declaration of thermal resistance and thermal conductivity . 29 Annex D (informative)
Additional properties . 31 D.1 General . 31 D.2 Shear strength . 31 D.3 Cell gas composition . 31 Annex ZA (informative)
Clauses of this European Standard addressing the provisions of the EU Construction Products Directive. 32 ZA.1 Scope and relevant characteristics . 32 ZA.2 Procedures for attestation of conformity of factory made products of phenolic foam . 34 ZA.3 CE Marking and labelling . 38 Bibliography . 40
SIST EN 13166:2009
EN 13166:2008 (E) 3 Tables Table 1 — Tolerances for length and width . 11 Table 2 — Classes for thickness tolerances . 11 Table 3 — Tolerances for deviation from flatness . 12 Table 4 — Levels for compressive strength . 14 Table 5 — Levels for short term water absorption by partial immersion . 15 Table 6 — Levels for long term water absorption by partial immersion . 15 Table 7 — Test methods, specimens and conditions . 18 Table A.1 — Values for k for one side 90 % tolerance interval with a confidence level of 90 % . 22 Table B.1 — Minimum product testing frequencies. 23 Table B.2 — Minimum product testing frequencies for the reaction to fire characteristics . 24 Table C.1 — Test times for product thicknesses . 28 Table C.2 — Increments to be added to accelerated aged values of thermal conductivity to obtain the time averaged value over 25 years (W/m⋅⋅⋅⋅K) . 29 Table D.1 — Test methods, test specimens, conditions and minimum testing frequencies . 31 Table ZA.1 — Relevant clauses for factory made products of phenolic foam and intended use . 33 Table ZA.2 — Systems of attestation of conformity . 34 Table ZA.3 — Assignment of evaluation of conformity tasks for products under system 1 . 35 Table ZA.4 — Assignment of evaluation of conformity tasks for products under system 3 or system 3 combined with system 4 for reaction to fire . 36
Figures
Figure ZA.1 — Example CE marking information . 39
SIST EN 13166:2009
EN 13166:2008 (E) 4 Foreword This document (EN 13166:2008) has been prepared by Technical Committee CEN/TC 88 “Thermal insulation materials and products”, the secretariat of which is held by DIN. 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 May 2009, and conflicting national standards shall be withdrawn at the latest by May 2009. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights. This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EC Directive(s). For relationship with EC Directive(s), see informative Annex ZA, which is an integral part of this document. This document supersedes EN 13166:2001. This document is one of a series of standards for insulation products used in buildings, but this standard may be used in other areas where appropriate. In pursuance of Resolution BT20/1993 revised, CEN/TC 88 have proposed defining the standards listed below as a package of documents. The package of standards comprises the following group of interrelated standards for the specifications of factory made thermal insulation products, all of which come within the scope of CEN/TC 88: EN 13162, Thermal insulation products for buildings — Factory made mineral wool (MW) products — Specification EN 13163, Thermal insulation products for buildings — Factory made products of expanded polystyrene (EPS) — Specification EN 13164, Thermal insulation products for buildings — Factory made products of extruded polystyrene foam (XPS) — Specification EN 13165, Thermal insulation products for buildings — Factory made rigid polyurethane foam (PUR) products — Specification EN 13166, Thermal insulation products for buildings — Factory made products of phenolic foam (PF) — Specification EN 13167, Thermal insulation products for buildings — Factory made cellular glass (CG) products — Specification EN 13168, Thermal insulation products for buildings — Factory made wood wool (WW) products — Specification EN 13169, Thermal insulation products for buildings — Factory made products of expanded perlite (EPB) — Specification EN 13170, Thermal insulation products for buildings — Factory made products of expanded cork (ICB) — Specification SIST EN 13166:2009
EN 13166:2008 (E) 5 EN 13171, Thermal insulation products for buildings — Factory made wood fibre (WF) products — Specification According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. SIST EN 13166:2009
EN 13166:2008 (E) 6 1 Scope This European Standard specifies the requirements for factory made products of phenolic foam, with or without facings, which are used for the thermal insulation of buildings. The products are manufactured in the form of boards and laminates. This European Standard specifies product characteristics and includes procedures for testing, evaluation of conformity, marking and labelling. Products covered by this European Standard are also used in prefabricated thermal insulation systems and composite panels; the performance of systems incorporating these products is not covered. This European Standard does not specify the required level of a given property to be achieved by a product to demonstrate fitness for purpose in a particular application. The levels required for a given application are to be found in regulations or non-conflicting standards. Products with a declared thermal resistance lower than 0,40 m2⋅K/W or a declared thermal conductivity greater than 0,050 W/(m⋅K) at 10 °C are not covered by this European Standard. This European Standard does not cover in-situ insulation products, products intended to be used for the insulation of building equipment and industrial installations or products intended for acoustic insulation. 2 Normative references The following referenced documents are indispensable for the application 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 822, Thermal insulating products for building applications — Determination of length and width EN 823, Thermal insulating products for building applications — Determination of thickness EN 824, Thermal insulating products for building applications — Determination of squareness EN 825, Thermal insulating products for building applications — Determination of flatness EN 826, Thermal insulating products for building applications — Determination of compression behaviour EN 1602, Thermal insulating products for building applications — Determination of apparent density EN 1603, Thermal insulating products for building applications — Determination of dimensional stability under constant normal laboratory conditions (23 °C/50 % relative humidity) EN 1604, Thermal insulating products for building applications — Determination of dimensional stability under specified temperature and humidity conditions EN 1606, Thermal insulating products for building applications — Determination of compressive creep EN 1607, Thermal insulating products for building applications — Determination of tensile strength perpendicular to faces EN 1609, Thermal insulating products for building applications — Determination of short term water absorption by partial immersion EN 12086:1997, Thermal insulating products for building applications — Determination of water vapour transmission properties SIST EN 13166:2009
EN 13166:2008 (E) 7 EN 12087, Thermal insulating products for building applications — Determination of long term water absorption by immersion EN 12089:1997, Thermal insulating products for building applications — Determination of bending behaviour EN 12090, Thermal insulating products for building applications — Determination of shear behaviour EN 12429, Thermal insulating products for building applications — Conditioning to moisture equilibrium under specified temperature and humidity conditions EN 12667:2001, Thermal performance for building materials and products — Determination of thermal resistance by means of guarded hot plate and heat flow meter methods — Products of high and medium thermal resistance EN 12939, Thermal performance for building materials and products — Determination of thermal resistance by means of guarded hot plate and heat flow meter methods — Thick products of high and medium thermal resistance EN 13172:2008, Thermal insulating products — Evaluation of conformity EN 13501-1, Fire classification of construction products and building elements — Part 1: Classification using test data from reaction to fire test EN 13823, Reaction to fire tests for building products — Building products excluding floorings exposed to the thermal attack by a single burning item EN ISO 4590, Rigid cellular plastics — Determination of the volume percentage of open cells and of closed cells (ISO 4590:2002) EN ISO 9229:2007, Thermal insulation — Vocabulary (ISO 9229:2007)
EN ISO 11925-2, Reaction to fire tests — Ignitability of building products subjected to direct impingement of flame – Part 2: Single-flame source test (ISO 11925-2:2002) ISO 12491, Statistical methods for quality control of building materials and components 3 Terms, definitions, symbols, units and abbreviated terms 3.1 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1.1 Terms and definitions as given in EN ISO 9229:2007 3.1.1.1 phenolic foam rigid cellular foam, the polymer structure of which is made primarily from the polycondensation of phenol, its homologues and/or derivatives, with aldehydes or ketones 3.1.1.2 board slab rigid or semi-rigid (insulation) product of rectangular shape and cross section in which the thickness is uniform and substantially smaller than the other dimensions NOTE Boards are usually thinner than slabs. They may also be supplied in tapered form. SIST EN 13166:2009
EN 13166:2008 (E) 8 3.1.1.3 laminate combination of two or more materials that are bonded together during manufacture to produce a single item or product 3.1.2 Additional terms and definitions 3.1.2.1 level given value which is the upper or lower limit of a requirement; the level is given by the declared value of the characteristic concerned 3.1.2.2 class combination of two levels of the same property between which the performance shall fall 3.2 Symbols, units and abbreviated terms 3.2.1 Symbols and units used in this standard: b is the width mm d is the thickness mm dN is the nominal thickness of the product mm ∆S is the overall change in flatness mm ∆εb is the relative change in width % ∆εd is the relative change in thickness % ∆εl is the relative change in length % ∆λa is the ageing increment of thermal conductivity W/(m⋅K) ∆λs is the ageing increment of thermal conductivity as determined by the slicing method W/(m⋅K) εct is the compressive creep % εt is the total thickness reduction % k is a factor related to the number of test results available – ka is a factor related to the number of test results of aged thermal conductivity – ki is a factor related to the number of test results of initial thermal conductivity – l is the length mm λ90/90 is the 90 % fractile with a confidence level of 90 % for the thermal conductivity W/(m·K) λD is the declared thermal conductivity W/(m⋅K) λi is one test result of thermal conductivity W/(m⋅K) λmean is the mean thermal conductivity W/(m⋅K) λmean,a is the mean of the aged values of thermal conductivity W/(m⋅K) λmean,i is the mean of the initial values of thermal conductivity W/(m⋅K) µ is the water vapour diffusion resistance factor – SIST EN 13166:2009
EN 13166:2008 (E) 9 n is the number of test results – R90/90 is the 90 % fractile with a confidence level of 90 % for the thermal resistance m2·K/W RD is the declared thermal resistance m2⋅K/W Ri is one test result of thermal resistance m2⋅K/W Rmean is the mean thermal resistance m2⋅K/W ρa is the apparent density kg/m3 Sb is the deviation from squareness on length and width mm/m Sd is the deviation from squareness on thickness mm Smax is the deviation from flatness mm sR is the estimate of the standard deviation of the thermal resistance m2⋅K/W sλ is the estimate of the standard deviation of the thermal conductivity W/(m⋅K) sλ,a is the estimate of the standard deviation of the aged values of thermal conductivity W/(m⋅K) sλ,i is the estimate of the standard deviation of the initial values of thermal conductivity W/(m⋅K) σb is the bending strength kPa σc is the compressive stress kPa σm is the compressive strength kPa σmt is the tensile strength perpendicular to faces kPa Wlp is the long-term water absorption by partial immersion kg/m2 Wp is the short-term water absorption kg/m2 ψo is the closed cell content (corrected) % Z is the water vapour resistance m2⋅h⋅Pa/mg AD is the symbol of the declared value of apparent density CC(i1/i2/y) σc is the symbol of the declared level of compressive creep* CS(Y) is the symbol of the declared level of compressive strength CV is the symbol of the declared value of closed cell content DS(T+) is the symbol of the declared value of dimensional stability at specified temperature DS(T–) is the symbol of the declared value of dimensional stability at – 20 °C DS(TH) is the symbol of the declared value of dimensional stability under specified temperature and humidity conditions MUi is the symbol of the declared value of water vapour diffusion resistance factor* Ti is the symbol of the declared class for thickness tolerance* TRi is the symbol of the declared level for tensile strength perpendicular to faces* WL(P) is the symbol of the declared level for long term water absorption by partial immersion SIST EN 13166:2009
EN 13166:2008 (E) 10 WS is the symbol of the declared level for short-term water absorption Zi is the symbol of the declared value for the water vapour resistance* * "i" is the relevant class or level, "σc" is the compressive stress, and "y" is the number of years. 3.2.2 Abbreviated terms used in this standard: PF Phenolic Foam ITT Initial Type Test RtF Reaction to Fire FPC Factory Production Control 4 Requirements 4.1 General Product properties shall be assessed in accordance with Clause 5. To comply with this standard, products shall meet the requirements of 4.2, and the requirements of 4.3 as appropriate. NOTE Information on additional properties is given in Annex D. One test result for a product property is the average of the measured values on the number of test specimens given in Table 7. 4.2 For all applications 4.2.1 Thermal resistance and thermal conductivity Thermal resistance and thermal conductivity shall be based upon measurements carried out in accordance with EN 12667 or EN 12939 for thick products. The thermal resistance and thermal conductivity shall be determined in accordance with Annex A and Annex C and declared by the manufacturer according to the following: the reference mean temperature shall be 10 °C; the measured value shall be expressed with three significant figures; for products of uniform thickness, the thermal resistance, RD, shall always be declared. The thermal conductivity, λD, shall be declared where possible. Where appropriate, for products of non-uniform thickness (e.g. for sloped and tapered products) only the thermal conductivity, λD, shall be declared. the declared thermal resistance, RD, and thermal conductivity, λD, shall be given as limit values representing at least 90 % of the production, determined with a confidence level of 90 %; the value of thermal conductivity, λ90/90, shall be rounded upwards to the nearest 0,001 W/(m⋅K) and declared as λD in levels with steps of 0,001 W/(m⋅K); the declared thermal resistance, RD, shall be calculated from the nominal thickness, dN, and the corresponding thermal conductivity, λ90/90; SIST EN 13166:2009
EN 13166:2008 (E) 11 the value of thermal resistance, R90/90, when calculated from the nominal thickness, dN, and the corresponding thermal conductivity, λ90/90, shall be rounded downwards to the nearest 0,05 m2⋅K/W and declared as RD in levels with steps of 0,05 m2⋅K/W; the value of R90/90, for those products for which only the thermal resistance is measured directly, shall be rounded downwards to the nearest 0,05 m2⋅K/W and declared as RD in levels with steps of 0,05 m2⋅K/W. 4.2.2 Length and width Length, l, and width, b, shall be determined in accordance with EN 822. No test result shall deviate from the nominal values by more than the tolerances given in Table 1 for the corresponding dimensions. Products with a surface facing or natural skin shall be tested without removing them. Table 1 — Tolerances for length and width
Dimensions in millimetres Dimensions Length Width < 1 250 ± 5,0 ± 3,0 1 250 to 2 000 ± 7,5 ± 7,5 2 001 to 4 000 ± 10,0 not applicable > 4 000 ± 15,0 not applicable
4.2.3 Thickness Thickness, d, shall be determined in accordance with EN 823. No test result shall deviate from the nominal thickness, dN, by more than the tolerance given in Table 2 for the labelled class. Table 2 — Classes for thickness tolerances
Dimensions in millimetres Nominal thickness Tolerance T1 T2 < 50 ± 2,0 ± 1,5 50 to 100 – 2,0 + 3,0 ± 1,5 > 100 – 2,0 + 5,0 ± 1,5
4.2.4 Squareness Squareness shall be determined in accordance with EN 824. The deviation from squareness on length and width, Sb, shall not exceed 10 mm/m. The deviation from squareness on thickness, Sd, shall not exceed 2 mm. SIST EN 13166:2009
EN 13166:2008 (E) 12 4.2.5 Flatness Flatness shall be determined in accordance with EN 825. The deviation from flatness, Smax, shall not exceed the tolerances given in Table 3 for the corresponding nominal thickness, dN. Table 3 — Tolerances for deviation from flatness
Dimensions in millimetres Nominal thickness Tolerance < 50 ≤ 10,0 50 to 100 ≤ 7,5 > 100 ≤ 5,0
4.2.6 Dimensional stability 4.2.6.1 Dimensional stability under constant normal laboratory conditions Dimensional stability under constant normal laboratory conditions (23 °C/50 % relative humidity) shall be determined in accordance with EN 1603. The relative changes in length, ∆εl, and width, ∆εb, shall not exceed ± 0,5 %. The overall change in flatness, ∆S, shall not exceed the values given in Table 3 for the corresponding nominal thickness, dN. 4.2.6.2 Dimensional stability under specified temperature and humidity conditions Dimensional stability under specified temperature and humidity conditions shall be determined in accordance with EN 1604. The test shall be carried out after storage for 48 h at (23 ± 2) °C and (90 ± 5) % relative humidity. The relative changes in length, ∆εl, and width, ∆εb, shall not exceed ± 0,5 %. The relative change in thickness, ∆εd, shall not exceed ± 1,5 %. This test shall not be performed when the more severe test, described in 4.3.2.2 is carried out. 4.2.7 Bending behaviour The bending strength, σb, shall be determined in accordance with EN 12089. For handling purposes, products shall have a bending strength greater than 200 kPa. 4.2.8 Reaction to fire Reaction to fire classification (Euroclasses) shall be determined in accordance with EN 13501-1. 4.2.9 Durability characteristics 4.2.9.1 General The appropriate durability characteristics have been considered and are covered in 4.2.9.2, 4.2.9.3 and 4.2.9.4. 4.2.9.2 Durability of reaction to fire against ageing/degradation The reaction to fire performance of factory made products of phenolic foam does not change with time. SIST EN 13166:2009
EN 13166:2008 (E) 13 4.2.9.3 Durability of thermal resistance and thermal conductivity against ageing/degradation The thermal conductivity of factory made products of phenolic foam can change with time. This is covered by 4.2.1 and Annex C Thermal conductivity, 4.2.2 Length and width and 4.2.6 Dimensional stability or 4.3.2 Dimensional stability and 4.3.10 Closed cell content. 4.2.9.4 Durability of compressive strength against ageing/degradation The durability of compressive strength is covered by 4.3.6 Compressive creep. 4.3 For specific applications 4.3.1 General If there is no requirement for a property described in 4.3 for a product in use, then the property does not need to be determined an
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