Flooring · definition
A denser, less porous, harder-fired tile rated for heavy traffic and wet areas. Through-body porcelain hides chips; the durable flooring-tile standard.
Source: TCNA — Porcelain vs. Non-Porcelain Tile
Where this term lands on a Columbus budget
The cost pages carry the current local ranges, and the guides explain what moves them. A published range becomes a project number only after someone looks at the site.