Rapid Repair Epoxy is a resin system designed for patching damaged, cracked, or spalled concrete prior to application of coatings or flooring overlays. It has a very rapid cure rate and low temperature cure capabilities, which allows you to complete repair work and continue with application in as little as 60 to 90 minutes at room temperature. Arizona Polymer Flooring. 800-562-4921. www.apfepoxy.com