ISO 21690:2021
Glass in building — Glass blocks — Specification and test methods

Standard No.

ISO 21690:2021

Release Date

2021

Published By

International Organization for Standardization (ISO)

Latest

ISO 21690:2021

Scope

This document specifies requirements for the properties of glass blocks used for the construction of non-load-bearing walls and horizontally spanning panels. This document also specifies test methods used to verify these properties for square, rectangular and circular glass blocks.

ISO 21690:2021 Referenced Document

• EN 998-2 Specification for mortar for masonry - Part 2: Masonry mortar
• ISO 48-2 Rubber, vulcanized or thermoplastic - Determination of hardness - Part 2: Hardness between 10 IRHD and 100 IRHD
• ISO 7500-1 Metallic materials - Calibration and verification of static uniaxial testing machines - Part 1: Tension/compression testing machines - Calibration and verification of the force-measuring system

ISO 21690:2021 history

• 2021 ISO 21690:2021 Glass in building — Glass blocks — Specification and test methods
• 2006 ISO 21690:2006 Glass in building - Glass blocks - Specification and test methods