FastSet anchoring epoxy is a commercial grade, 2 component nonsag structural epoxy that is moisture insensitive and low odor. Use for anchoring bolts, threaded rods, tie bars, and rebar dowels into concrete and masonry substrates. Can also be used for bonding raised reflective pavement markers to concrete or asphalt pavement. Suitable for fastening in grout-filled block and unreinforced masonry, and seismic anchoring and bracing. For use in horizontal applications. To be applied with heavy-duty professional caulking gun. Extended working time of 15 minutes to allow for adequate placement time. Compressive yield strength of 10,000 P.S.I. in 7 days. Color: Gray. 8.6 oz. tube.