Home / Silicone, Adhesives, and Compound / Compounds / Ecotaz – Decorative Pct Cementitous Overlay Ecotaz – Decorative Pct Cementitous Overlay ECOTAZ is a Cementitous based levelling compound designed and based on a decorative overlay with Terrazzo Quartz and sand granular components. Category: Compounds Product ID: 3084