Ardex P51 Primer is an exceptional multi-purpose primer that's the ideal solution for priming porous surfaces before applying Ardex water-based levelling and smoothing compounds. Also ideal for use before applying Ardex X 7001 tile adhesive for wood-based sheets and boards. Versatile suitable for sealing and priming a wide range of applications Blue pigment clearly identifies primed areas Re-sealable tub for convenient use Up to 160m2 coverage per 5kg unit Simple to use and can be diluted as required for each application Unit Size Available: 1kg, 5kg, 25kg Coverage: Refer to product datasheet