UNE 53-420-1989
Determination of penetration resistance of waterproofing membranes

Standard No.

UNE 53-420-1989

Release Date

1989

Published By

ES-AENOR

Scope

The purpose of this standard is to define the test to which waterproofing membranes can be subjected to determine their resistance to perforation by roots that cause loss of tightness.