Dap Inc 18787 Exterior Filler 32 Oz Multi-surface Patch

Product Description

The DAP INC 18787 is a 32-ounce advanced exterior filler designed for demanding exterior home repairs. Formulated with Weathermax Technology, it delivers weatherproof protection and UV resistance that prevents color fading, discoloration, cracking, and crumbling caused by harsh outdoor conditions. The compound bonds to a wide range of common building materials, making it a versatile choice for licensed contractors, remodelers, and experienced DIYers handling exterior surface restoration. It sands and paints easily after curing and produces low odor during application.

This exterior filler is suited for residential repair work where surfaces have sustained damage from weathering, impact, or age. It is applied to fill holes, cracks, crevices, dents, and surface defects on a broad array of exterior substrates. Typical use cases include patching damaged trim, siding, masonry, and structural surfaces before repainting or refinishing. The 32-ounce container size is practical for both spot repairs and larger surface preparation jobs.

Key Features

• Weathermax Technology provides weatherproof performance and UV protection against fading and cracking
• Superior multi-material adhesion across the most common exterior building materials
• Sandable and paintable after cure for a smooth, finished surface
• Low-odor formula suitable for use in occupied or semi-enclosed exterior environments
• 32-ounce container provides sufficient volume for multiple repair sites
• Suitable for metal, composite, PVC, fiber cement, wood, mortar, concrete, vinyl, brick, stucco, plaster, and drywall

Compatibility

Designed for use on exterior surfaces including metal, composite, PVC, fiber cement, wood, mortar, concrete, vinyl, brick, stucco, plaster, and drywall.

Installation Notes

Surface preparation work of this type is typically performed by general contractors, painters, or skilled tradespeople working on exterior restoration projects. Before applying, clean the repair area thoroughly and remove any loose or deteriorated material. Follow manufacturer cure time guidelines before sanding or applying topcoats. Dispose of unused product in accordance with local regulations.