This version
of the Elcometer 1720 is adapted for the spongeability and washability
of wall coverings (papers), in accordance with the EN 233 Standard.
The test
consists of scrubbing the sample with a tool under defined conditions.
The Elcometer
1720 EN 233 is identical to the Elcometer 1720 Abrasion, Scrubbing
and Washability Tester, with the exception of the following: