General Finishes Stain Blocker - White Primer
Stain Blocker is General Finishes's revolutionary water-based white primer for interior projects. Stain Blocker can be used to protect pigmented finishes from stain, dye and wood tannin bleed-through. Use over an existing finish, raw wood or MDF as a base coat for light colored General Finishes Milk Paint, Chalk Style Paint and Pigmented Polys.
Stain Blocker is a water-based primer specially formulated to stop extreme tannins and stains from bleeding through paint and causing discoloration. For DIY customers or professionals painting a surface any shade of white or light gray, look no further than Stain Blocker.
General Finishes Stain Blocker is designed for effectiveness, not price point. A successful primer requires a sophisticated resin system and an atypical formulation. Use on pieces where you are concerned about bleed-through.