Euco QWIKJoint 200 is a fast-setting, semi-rigid polyurea used for filling control and construction joints in industrial concrete floors. It's represents a new generation of polyurea technology with features and benefits unlike any other polyurea joint filler on the market. Among these benefits are a super-fast set time and an extended shave time: Euco QWIKJoint 200 can be trimmed flush with the floor immediately after placement or up to 24 hours later. It is supports and protects joint edges from heavy loads and wheel traffic, reducing spalling of the joint edges.