Ardex Endura Under tile&stone Primer

About Ardex Endura Under tile&stone Primer

91 000 74051 UNDER TILE & STONE PRIMER is a water based primer designed as a barrier to prevent water, alkali and other compounds from reaching the surface and to avoid efflorescence that can cause surface discolouration especially in cement substrates, stones and porous tiles. So the primer acts as an excellent efflorescence resistant.. UNDER TILE & STONE PRIMER forms a strong cohesive film that also provide chemical barrier to the migrating alkali and other chemicals.

Exceptional Surface Preparation for Tiling and Stonework

Ardex Endura Under Tile & Stone Primer is specially designed to elevate the preparation of any substrate before the application of tiles or natural stones. Its polymer-based formulation creates an even, receptive surface that promotes superior bonding, preventing future delamination. Trusted by professionals, it supports consistent installation quality across diverse projects.


Neutral pH and Low Water Content for Safe Application

With a neutral pH level (7-8), Ardex Endura Primer is gentle on surfaces and compatible with most common substrates. Its low water content ensures rapid drying without excessive moisture introduction, making it suitable for a broad range of tiling and stone settings whether residential or commercial.