EN 14891:2007

Liquid applied water impermeable products for use beneath ceramic tiling bonded with adhesives - Requirements, test methods, evaluation of conformity, classification and designation

Publication date:   Jul 25, 2008

Scope

This European Standard applies to all liquid-applied water impermeable products, based on polymer modified cementitious mortars, dispersions and reaction resin coatings, used beneath ceramic tiling, for internal and external tile installations on walls and floors.
This European Standard gives the terminology concerning the products and specifies the test methods and the values of performance requirements for liquid applied water impermeable products associated with tile adhesives.
This European Standard specifies the evaluation of conformity and the classification and designation of liquid-applied water impermeable products beneath ceramic tiling.
This European Standard does not contain recommendations for the design and installation of ceramic tiles and grouts in combination with water impermeable products.
NOTE 1 Liquid-applied water impermeable products may also be used beneath other types of tiles (natural and agglomerated stones etc.), where they do not adversely affect these materials.
NOTE 2 The user of this European Standard should be familiar with normal laboratory practice. This European Standard does not purport to address all the safety problems associated with its use. It is the responsibility of the user to establish appropriate health and safety practices and to ensure compliance with any European and national regulatory conditions.

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