PROTECH Alkali resisting primer is 100% acrylic masonry primer designed for application on both interior and exterior concrete, fiber cement board, concrete block, plaster and masonry surfaces. PROTECH Primer is formulated to resist high pH conditions, lime burns, discoloration and efflorescence. Performs equally well under latex or alkyd finishes.
- Excellent adhesion and sealing for interior & exterior surfaces
- Prevent the alkalinity from cement
- Enhance the adhesion between the surface with primer and topcoat
- Water-based acrylic formula is low odor
- Low VOCs
Allow adequate time for the surface to dry out completely. The surface must be free from efflorescence. Brush down or scrape off any loose material and cement splashes.