Zinsser Peel Stop, a flexible binding primer designed for problem interior / exterior painted surfaces that exhibit chalking, alligatoring, cracking, flaking, and peeling.

Penetrates and binds chalky residues, seals cracked or crazed surfaces providing a sound surface for primer and paint. seeps into cracks and gaps under the edges of old paint and "glues" them down to prevent future peeling.

• For interior and exterior use
• Breathable
• Recoat in 2 hours
• Water-based