"The future looks positive for GPT as an exterior standard is nearing an ANSI vote and the International Building Code (IBC) will change in 2021 to include larger sizes of all porcelain tile on an exterior," says Jim Whitfield, director of technical services in at MAPEI, in an article in TILE Magazine.

As Gauged Porcelain Tile (GPT) continues to grow in popularity, so does the number of changes to our industry standards and even the building code. When GPT first arrived in the U.S. from Europe in early 2010, the industry and installers were suspicious — “How can it be that much larger and thinner, too?”

Today, thanks to a lot of hard work by industry experts working with ANSI, we have ANSI product and interior installation standards that have been out for three years. Read More>