90.20 Standard under periodical review Jul 15, 2026
ISO
ISO/TC 205 Building environment design
International Standard
91.040.01 Buildings in general
This document specifies the basic definitions, symbols, and comfort criteria for embedded radiant heating and cooling systems.
WITHDRAWN
ISO 11855-1:2012
PUBLISHED
ISO 11855-1:2021
90.20
Standard under periodical review
Jul 15, 2026
PUBLISHED
ISO 11855-1:2021/Amd 1:2023