b'(opposite page left) Corona installed the Schluter-DITRA-HEAT system to provide floor warming throughout the bathroom and ensure a lasting tile application.(left) DITRA-HEAT floor warm-ing was installed throughout, using 3-2-3 cable spacing to maximize the warmth provided by the system.The builder and thecompleteintricateprojectsthat tile contractor demandthehighestattentionto Case Builders LLC of Lutherville,detail.Thiscommitmenttoqual-Md., specializes in design, consul- ityandlongevityisevidentin tation, and fine construction. TheyCoronas employment of Certified manageamultitudeofprojectsTileInstallers(CTIs).Formore ofvaryinglevelsofcomplexityinformationontheCTIprogram, throughouttheMid-Atlanticandyoucanvisitceramictilefounda-represent their clients constructiontion.org.intereststhroughouttheUnited States and abroad. ApplicationsNTCAmemberCoronaMarbleCalacattaGoldstonetiles &TileofWoodbine,Md.,isasuppliedbyChesapeakeTile& family-ownedtileandstonecon- MarbleofOwingsMills,Md., tractorestablishedin1985,thatwereinstalledthroughoutthe servestheBaltimore,Annapolis,15x9bathroom,includingthe and Washington D.C. areas. Led by6-1/2 x 5-1/2 shower. This white secondgenerationowner/installermarble with deep gray veining pro-MikeCorona,thecompanytakesduced a classic look that was very prideinitsabilitytocollaboratemuch at home in the open space withowners,builders,designers,with large windows and abundant andarchitectsandsuccessfullynatural light.TileLetter | May 202039'