Zinsser® Gardz® Problem Surface Sealer

Lock down porous and crumbling surfaces with Zinsser® GARDZ® Problem Surface Sealer. This low-odour, water-based formula dries to a clear, matte finish, creating a hard, paintable seal over damaged drywall, adhesive residues and other chalky surfaces.

• Repairs torn paper on damaged drywall and prevents drywall blistering/bubbling
• Penetrates deeply into porous surfaces
• Binds down chalky surfaces
• Dries fast to a hard, moisture-proof film
• Strengthens soft texture finishes such as textured walls and popcorn ceilings. It penetrates soft or crumbly texture material and hardens it, creating a durable, water-resistant barrier
• Seals in old wallpaper adhesive and paste, skim coats & spackling
• Can be applied to high pH surfaces
• Protects new drywall