Prime APD - Acrylic primer

Rapid-drying acrylic primer for preparing wall and floor backgrounds prior to the fixing of ceramics, mosaics and natural stone tiles in dry or wet interior and exterior environments. It can be applied undiluted or diluted on many substrates, including plaster, plasterboard, T and G floorboards, cement:sand screeds, lightweight blockwork and concrete. Can be used in conjunction with Acrybase, Fibrebase, Rapidbase, Solidbase, and Thickbase floor levelling compounds as well as WP1 Waterproof coating.


  • May be tiled after 30 minutes.
  • Reduces background porosity.
  • Stabilizes dusty tiling substrates.
  • Suitable for priming over calcium sulphate based screeds.

General information


Stabilizes dusty surfaces, reduces porosity of backgrounds


Modified acrylic polymer dispersion

Uniclass 2015

Pr_35_31_66_30 Floor covering primersPrimary


M40/10 Natural stone covering to

M40/110 Tiling to

M40/115 Natural stone covering to

M40/12 Mosaic to

M40/120 Mosaic to

Show more
Specification data - Floor covering primers

Product Reference

Prime APD

Standard product features


Modified acrylic polymer dispersion.

Digital objects
PlatformCompatibleVersionCertified to
IFC2X3 2 1.3
Revit 2016 5 2.0
Download now from NBS National BIM Library
Similar products from Building Adhesives Ltd