Stucco is a factory precision blend of Portland cement (ASTM C150) silica sand, hydrated lime (ASTM C206), oxide pigments (ASTM D50) and additives for shrinkage control and color uniformity. Stucco is a high quality finish coat stucco that has 70 years of manufacturing experience behind its production. IPA Systems, Inc. has produced millions of square feet of finish coat stucco and has the experience and knowledge to complete your project.