For buildings where aesthetics and acoustical control are critical, cellular deck is often the deck of choice. At its core, the story of cellular roof and floor deck is structural. The clean appearance across the smooth underside of cellular deck is another important benefit. Fire rating requirements can necessarily influence deck selection. In floor design, concrete coverage can achieve unprotected UL Rated Assemblies. Vibration control is also a consideration on deck-slab design, criteria that is critical in the evaluation process.