BS 3621:2017+A1:2024

Lock assemblies operated by key from both the inside and outside of the door.

STANDARD published on 31.8.2024

The information about the standard:

Designation standards: BS 3621:2017+A1:2024
Publication date standards: 31.8.2024
The number of pages: 18
Approximate weight : 54 g (0.12 lbs)
Country: British technical standard
Category: Technical standards BS