NEN EN 14501 : 2005

Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and symbols
4 Notations used
  4.1 General
  4.2 Visual or solar properties
  4.3 Geometry of the radiation
  4.4 Optical factors
5 Thermal comfort
  5.1 General
  5.2 Control of solar gains - Total solar energy transmittance
      g[tot]
  5.3 Secondary heat gains - Secondary heat transfer factor
      q[i, tot]
  5.4 Protection from direct transmission - Normal/normal solar
      transmittance tau[e, n-n]
6 Visual comfort
  6.1 General
  6.2 Opacity control
  6.3 Glare control
  6.4 Night privacy
  6.5 Visual contact with the outside
  6.6 Daylight utilisation
  6.7 Rendering of colours
Annex A (normative) Reference glazings
      A.1 General
      A.2 Glazing A
      A.3 Glazing B
      A.4 Glazing C
      A.5 Glazing D
Annex B (informative) The meaning of the secondary internal
        heat transfer factor q[i, tot]
Annex C (informative) Example of performance presentation
      C.1 Thermal comfort
      C.2 Visual comfort
Bibliography

Specifies the whole range of shutters, awnings and blinds defined in EN 12216, described as solar protection devices in this European Standard.