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BS EN ISO 11855-1:2021

BS EN ISO 11855-1:2021

$167.15

Building environment design. Embedded radiant heating and cooling systems – Definitions, symbols, and comfort criteria

Published By Publication Date Number of Pages
BSI 2021 36
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This document specifies the basic definitions, symbols, and comfort criteria for embedded radiant heating and cooling systems.

PDF Catalog

PDF Pages PDF Title
2 National foreword
4 European foreword
6 Foreword
7 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
19 4 Symbols and abbreviated terms
24 5 Comfort criteria
5.1 General
5.2 General thermal comfort
5.2.1 Operative temperature
25 5.2.2 PMV (predicted mean vote) and PPD (predicted percentage of dissatisfied)
26 5.3 Local thermal discomfort
5.3.1 Surface temperature limit
27 5.3.2 Radiant temperature asymmetry
5.3.3 Vertical air temperature difference
28 5.4 Acoustical comfort
5.4.1 Water velocity and noise
5.4.2 Acoustical comfort in water-based heating and cooling systems
29 5.4.3 Acoustical comfort in thermally active building systems (TABS)
30 Annex A (informative) Floor surface temperature for thermal comfort
33 Annex B (informative) Draught
34 Bibliography

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BS EN ISO 11855-1:2021
$167.15