NEN EN 14246 : 2006 C1 2007

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Types of gypsum ceiling elements for suspended ceilings
  4.1 General
  4.2 Gypsum units
  4.3 Gypsum tiles
5 Requirements
  5.1 Fire behaviour
  5.2 Water vapour permeability (expressed as water vapour
       resistance factor)
  5.3 Flexural strength (expressed as flexural breaking load)
  5.4 Acoustic properties
  5.5 Thermal properties - Thermal resistance (expressed as
       thermal conductivity)
  5.6 Regulated substances
  5.7 Appearance
  5.8 Dimensions and tolerances
  5.9 Squareness
  5.10 Flatness (not for tiles with decorative face)
  5.11 Mass per unit of surface and tolerance
  5.12 Moisture content
  5.13 pH
6 Test methods
  6.1 Sampling
  6.2 Preparation of the test specimens
  6.3 Determination of flexural strength
  6.4 Determination of surface appearance
  6.5 Measurement of dimensions
  6.6 Determination of squareness
  6.7 Determination of flatness (not for gypsum elements with
       decorated faces)
  6.8 Determination of the mass per surface unit
  6.9 Determination of the moisture content
  6.10 pH measurement
  6.11 Test report
7 Evaluation of conformity
  7.1 General
  7.2 Type testing
  7.3 Factory production control (FPC)
8 Designation
9 Marking, labelling and packaging
Annex A (informative) Sampling procedure for testing
      A.1 General
      A.2 Sampling procedure
Annex ZA (informative) Clauses of this European Standard
                       addressing provisions of EU Construction
                       Products Directive
      ZA.1 Scope and relevant characteristics
      ZA.2 Attestation and declaration of conformity of
           gypsum elements for suspended ceilings
      ZA.3 CE Marking and labelling
Bibliography

Defines the characteristics and performance of factory made cast gypsum elements, for which the main intended uses are the construction of suspended ceilings under universal substrates.