Quarry Tile When Quarry Tile installed a new kiln in its manufacturing facility near Spokane’s Felts Field Airport a few years ago, the number of colors the company could produce for its biggest customer rose from two to nine. Quality improved, and output nearly quadrupled, but natural gas use increased only around 10 percent. And Avista helped support Quarry Tile’s investment in the energy efficient equipment. The Situation For a long time, t

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