Weatherproof Patching Compound is formulated with innovative WEATHER MAX Technology for long-lasting, all weather protection. Platinum Patch provides exceptional weatherproof protection that prevents discoloration, cracking and crumbling. The tough hydrophobic surface provides a waterproof repair that won't swell, soften, blister or breakdown and it is mold, mildew & algae resistant making it perfect for areas with continuous exposure to the elements. It has strong multi-material adhesion to tough porous and non-porous materials making it ideal for exterior applications such as the installation, finishing or repairing of fiber cement siding, PVC trim board, vinyl siding, metal, composite, concrete, brick, wood and more.

• Tough hydrophobic surface offers a waterproof, mold & mildew resistant repair that won't swell, soften, blister or break down
• Ideal for exterior home repairs to surfaces such as metal, composite, PVC, fiber cement, wood, mortar, concrete, vinyl, brick, stucco, plaster, drywall and more.
• Multi-Material Adhesion
• Sandable/Paintable
• 24 Hour Rain Ready
• Won't Shrink or Crack
• Easy Water Clean-up
• Low Odor
• Ready-To-Use Formula