I.S. EN 14500:2021
Current
The latest, up-to-date edition.
Blinds and shutters - Thermal and visual comfort - Test and calculation methods
Hardcopy , PDF
English
03-29-2021
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Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
European foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Notations used
5 Test and calculation methods to be used according to product - Guidelines
6 Determination of transmittance and reflectance with an integrating sphere
7 Determination of τn-n and τdir-dir from direct measurement
8 Determination of the cut-off angle
9 Determination of darkening performance of solar protection devices and opacity performance of curtain materials
10 Calculation of the diffuse hemispherical transmittance τdif-h
11 Test report
Annex A (informative) Examples of test equipment for darkening and opacity characteristics determination
Annex B (informative) Determination of openness coefficient
Annex C (informative) Determination of infrared properties
Annex D (informative) Approach in case of projecting solar protection devices
Annex E (informative) Decision tree for critical samples
Annex F (informative) Additional information for venetian blinds and louvres
Annex G (informative) Additional information for shutters
Bibliography
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