Z Flow Pro is a high efficiency, polycarboxylate-based high-range water reducer (aka super plasticizer) used in the production of a wide range of concrete mixes, including but not limited to GFRC and SCC. It is designed to impart maximum workability without segregation to the concrete. Sold by the quart or the gallon. 20ml syringe for measuring included for free. 

Meant for use with GFRZ Pro. 

Watch the full instructional video below and skip ahead to mixing the face coat to learn more about using Flow Pro.