CrownCrete U™ 1/4” Self-Leveling Product No. 814 is a three-part urethane polymer concrete very flowable product. It is a medium duty self-leveling material applied at ¼” thickness using a preset cam rake. The system can withstand aggressive chemical attack, thermal shock resistance, and high impact resistance. It is designed to be use as an underlayment providing superior functional subfloor for other polymeric toppings or for resilient flooring. This product can also be use as stand-a-lone engineered for pure functional and performances concrete flooring system.