Established in 1980, Iowa EPS Products Inc. specializes in custom design of construction and packaging materials. Based in Des Moines, Iowa, the company offers a wide range of EPS (expandable polystyrene) products, including flat stock EPS insulation for foundations, perimeter insulation, fire-rated board Styrostop, tapered roofing EPS, pre-based architectural foam shapes, packaging box liners, contour cuts for packaging, specialty shapes and pedestals. Iowa EPS Products Inc. is a Factory Manual System (FMS) approved company.