roadware-concrete-mender-stair-repair7 February 28, 2018 640 × 480 Broken Step Repair with Concrete Mender™ Allow to cure for about 10 minutes at 70 degrees F. Like this:Like Loading... Share this: Click to print (Opens in new window) Print Click to email a link to a friend (Opens in new window) Email MoreTweetLike this:Like Loading...