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Surfaced block 
Summary
A surfaced block is a concrete masonry unit with a durable, slick surface designed to provide resistance to frequent scrubbing and cleaning, graffiti, chemical exposure, moisture, impact, and abrasion.
Common Types edit
Common types of surfaced blocks include glazed blocks, tile-faced blocks, sealed ground-face blocks, and polyurethane coated CMU.
Typical Usage edit
Surfaced blocks are found primarily in areas where a sanitary environment is required. Food and Beverage manufacturing plants, hospitals, pharmaceutical manufacturing plants, restaurants, public facilities, and schools use this type of construction material.
See also edit