Flooring · definition
Fired clay tile with a glazed surface — economical, water-resistant, and easy to maintain; softer and more porous than porcelain.
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.