90.20 Standard under periodical review Jul 15, 2026
ISO
ISO/TC 59/SC 8 Sealants
International Standard
91.100.50 Binders. Sealing materials
This document specifies a method for the evaluation of the fungal growth on sealants which are used in joints in building construction.
PUBLISHED
ISO 21265:2021
90.20
Standard under periodical review
Jul 15, 2026