Rock Solid Floor Fast Patch

The Rust-Oleum RockSolid® Fast Patch Concrete Crack Repair Kit (RSD-35) is a high-performance, two-component epoxy putty engineered for rapid and durable repair of minor concrete surface damage. Designed to fill hairline cracks, spalls, low spots, pits and vertical slab defects, this kit delivers an easy, professional-grade solution for both domestic and commercial concrete maintenance. RockSolid® Fast Patch is ideal for concrete floors in garages, basements, workshops and industrial environments.

Ideal use

• Filling hairline cracks and surface imperfections before coating or sealing
• Prepares damaged concrete for coatings such as epoxy paint, sealers or finishes
• Reinforces surface integrity in high-traffic areas
• Repairs minor structural blemishes prior to further work or overlay systems

Features

• Two-Component Epoxy Putty
• Easy 1:1 Mix Ratio
• Fully cures in 8–12 hours at 21–27°C and 50% RH, allowing foot and vehicle traffic soon after application
• Can Be Coated Immediately
• Will not shrink or crack once cured and offers long-lasting repair durability