Wall Hardener is a stabilising substrate hardener with exceptional penetration.  It hardens and stabilises loose or powdery substrates to significantly improve the adherence of coatings and fillers.  Can be applied over distemper.  Moisture vapour permeable.
Colourless.

Can be applied to plaster, cement, concrete, mortars, bricks, stone, porous tiles, whitewash, renderings, wood.  Ensure substrate is absorbent (porous) and dry before application.  Can be painted in 24 hours.

Specification