RENFERT USA’s Occlutec indicator marking spray is an excellent aid in the dental lab for providing distinct sharp contours for castings and when checking high spots. Occlutec is precision in a can, as it provides homogenous spraying characteristics regardless of the fill level of the can and is easily removed with water. Occlutec is an ecologically safe non-fluorocarbon propellant, is available in Red and Green, and comes with a surface area and pinpoint spraying area tip.