About 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
