
Thermal insulation products for buildings — Reflective insulating products — Specification.
STANDARD published on 30.1.2026
Designation standards: BS ISO 21239:2026
Publication date standards: 30.1.2026
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: British technical standard
Category: Technical standards BS
ISBN: 978 0 539 33398 5 Status: Definitive