Sources: National Concrete Masonry Association, Herndon, Va.; CP staff
The charter operators in the NCMA Manufactured Stone Veneer Product Certification Program are Coastal Stone Co. of Denton, Md., and ProVia LLC of Sugarcreek, Ohio. Developed by members of the NCMA Manufactured Stone Veneer committee, the program recognizes precast concrete stone that meets or exceeds product standards set by producers with demonstrated quality control systems and educated plant personnel.
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