NEN EN 14428 : 2015

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
  4.1 General
  4.2 Cleanability
  4.3 Impact resistance/shatter properties
       4.3.1 General
       4.3.2 Thermally toughened safety glass
       4.3.3 Plastics materials
  4.4 Durability
       4.4.1 General
       4.4.2 Corrosion resistance
       4.4.3 Resistance to chemicals and stains
       4.4.4 Resistance to wet and dry cycling
       4.4.5 Endurance
       4.4.6 Stability
       4.4.7 Water retention
  4.5 Dangerous substances
5 Test methods
  5.1 Impact resistance/shatter properties
       5.1.1 General
       5.1.2 Test specimens
       5.1.3 Procedure
       5.1.4 Assessment of fragmentation
  5.2 Impact behaviour of plastic sheets
       5.2.1 Apparatus
       5.2.2 Procedure
  5.3 Resistance to chemicals and stains
       5.3.1 Reagents
       5.3.2 Apparatus
       5.3.3 Test specimens
       5.3.4 Procedure
       5.3.5 Expression of results
  5.4 Resistance to wet and dry cycling
       5.4.1 Test specimens
       5.4.2 Procedure
       5.4.3 Results
  5.5 Endurance
  5.6 Stability
  5.7 Water retention
6 Marking
7 Evaluation of conformity
  7.1 General
  7.2 Initial type testing
       7.2.1 General
       7.2.2 Samples, testing and compliance criteria
  7.3 Factory production control
       7.3.1 General
       7.3.2 Test equipment
       7.3.3 Raw materials and components
       7.3.4 Product testing and assessment
       7.3.5 Non-conforming products
Annex ZA (informative) Clauses of this European Standard
                       addressing the provisions of EU
                       Construction Products Directive
  ZA.1 Scope and relevant characteristics
  ZA.2 Procedure for attestation of conformity of shower enclosures
       ZA.2.1 System of attestation of conformity
       ZA.2.2 Certificate and Declaration of conformity
  ZA.3 CE marking and label

Defines requirements for shower enclosures for domestic purposes which ensure that the product, when installed in accordance with the manufacturer's installation instructions, gives satisfactory performance when used as intended.