Ardex P 51 Primer is a solvent-free primer designed to be used over absorbent concrete for the installation of ARDEX underlayments and toppings. Ardex P 51 Primer improves the adhesion of Ardex products over standard absorbent dry concrete substrates. There are specific substrate preparation requirements for each ARDEX product in the readily available data sheets.
- For absorbent concrete, wood, gypsum, and non-water-soluble adhesive residue on concrete
- Concentrated primer – dilutes with water
- Seals the substrate
- For bonding ARDEX underlayments and toppings to appropriate substrates
- Non-porous substrates, burnished concrete, non-absorbent terrazzo, quarry, ceramic tile, and epoxy coating must be primed with ARDEX P 82 Ultra Prime.
- For interior use only
Install over: standard absorbent dry concrete substrates and other substrates in specialized applications; over wood use.
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