CertainTeed ONE PRECISION ASSEMBLIES™ (OPA™)

By accelerating build times, CertainTeed ONE PRECISION ASSEMBLIES™ (OPA™) helps you complete more homes in less time, for more projects and more profits per year.

OPA™ high-performance floor, wall, and roof panels are built to spec, code compliant, insulated, and weather-tight in a controlled factory environment, and assembled on-site in just days.