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Ardex P51 Primer

Ardex P51 Primer (1 Gallon)

by Ardex
SKU 12222
$68.19 - $68.19
$68.19
$68.19 - $68.19
$68.19

Ardex P 51 is a high-quality, concentrated primer designed to enhance the bond of Ardex underlayments, toppings, and mortars over porous substrates. It penetrates deeply, seals effectively, and creates a stable, uniform surface that helps prevent pinholes and bond failure. When you need reliable substrate prep done right, P 51 is the classic you can count on.

More Details

Ardex P 51 is engineered to improve adhesion and surface stability for self-levelers and other Ardex products. Its concentrated formula dilutes easily and bonds securely to porous concrete, wood, and other approved substrates.

  • Concentrated primer for porous substrates
  • Improves adhesion of Ardex underlayments and toppings
  • Helps prevent rapid moisture absorption and pinholing
  • Can be diluted depending on substrate requirements
  • Interior use only
  • Roller or broom application
  • Ideal for concrete, plywood, and properly prepared porous surfaces
  • Essential prep step for many Ardex self-leveling products
Docs
  1. ARDEX-P-51-and-ARDEX-P-82-Product-Overview.pdf (Download)
  2. ARDEX-P-51-Technical-Data-Sheet.pdf (Download)
  3. ARDEX-P-51-Safety-Data-Sheet.pdf (Download)
Shipping & Return Policies

Shipping Policy

Refund & Return Policy

The Industry Standard for Reliable Substrate Preparation

ARDEX P 51™ is a solvent-free primer for the installation of ARDEX underlayments and toppings over absorbent concrete.

Features:

  • 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
  • For interior use only

*For specialized applications and with select underlayments, ARDEX P 51 also can be used for priming wood, gypsum and non-water soluble adhesive residue over concrete.