NEN EN 1264-4 : 2009

Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and symbols
4 Requirements
  4.1 General structural preconditions
  4.2 Building layers, building components
      4.2.1 Supporting base
      4.2.2 Insulating layers, perimeter insulating strip
      4.2.3 Protection layer
      4.2.4 Equipment
      4.2.5 Piping (pipes and couplings)
      4.2.6 Installation of piping
      4.2.7 Attachment of pipes
      4.2.8 Screeds (Load distribution layer)
  4.3 Leak test
  4.4 Initial heating up
  4.5 Floor coverings
Annex A (informative) Oxygen barrier layer