No grinding. Superior Bond.

abbreviated installation instructions

Directions: Read SDSs (safety data sheets) and TDSs (technical data sheets) entirely before starting. Coverage varies with concrete porosity. You may get up to 500 square feet/gallon for smooth, dense concrete or porcelin tile with narrow grout lines or as little as 200 square feet/gallon on concrete that was terribly over-watered when mixed and placed.

Clean concrete with CleanPrime Detergent. PPE: ALWAYS PROTECT SKIN FROM CONTACT AND WEAR A FULL-FACE RESPIRATOR WITH VOC CARTRIDGES AT MINIMUM. WEAR A PAPR FOR ENCLOSED SPACES.

Mix 1 part resin with 1 part hardener. Let mixture rest for 15 minutes. Dip, remove excess from, and roll with 1/4" nap Wooster 'Epoxy Glide' roller or equivalent. Apply decorative epoxy system, urethane or polyaspartic as soon as 2 hours after installation or as late as 22 hours after installation.

full technical data sheet linked below