Chalky Wall Sealer and Primer is a high-performance clear acrylic primer and sealer for application on painted and unpainted chalky surfaces. It penetrates and bonds residual chalk making the surface primed and ready to be painted. If surface has already been painted it can still be used on top as a clear acrylic sealer. Chalky Wall Sealer is eligible for Material Warranty.
- Flexible and breathable
- Helps prevent efflorescence
- Protects wood from swelling, shrinking, or grain raising
- Seals and binds chalked surfaces; improves adhesion of topcoat materials
- May be used on previously painted and properly prepared surfaces
- May be applied to concrete or stucco as a curing agent to promote hardening
- UV protectant