Toyota wants to salute do-gooders by giving 100 cars over 100 days to organizations that could really use a new set of wheels. And voters like you decide who gets a new ride every day.
PEI is the abbreviation for Porcelain Enamel Institute. A PEI Rating is given to a tile product based the hardness of its glaze. This hardness is determined by the manufacturer using a standardized test.
Ceramic & Porcelain. The ceramic tile industry rates wear using the PEI scale, which classifies tile surfaces from 1 to 5. PEI 1 is least resistant to abrasion and PEI 5 most resistant. Most tile can be used on walls, but floor tile needs to withstand greater wear and tear.For light residential use, Class 2 or greater is a good choice.For high traffic areas such as kitchens and entryways, Class 3 or greater will hold up best.EI 1 is least resistant to abrasion and PEI 5 most resistant. Most tile can be used on walls, but floor tile needs to withstand greater wear and tear. For light residential use, Class 2 or greater is a good choice.