The Precis collection Silgranit sink series is available in several designs. The distinctive square form of the kitchen sink maximizes bowl capacity. A virtually flat sink bottom and rear drain placement allows glassware to stand upright. Blanco offers the Precis sinks in two single element bowls and a 1 bowl design. Features: -Precis Collection. -Anthracite finish. -80% Solid granite. -Heat resistant up to 536 degrees. -Homogenous and non-porous surface, color all the way through. -Resistant to scratches, stains and all household acids and alkali solutions. -Undermount clips included. -Cutout templates included. -All drain holes accept 3.5" U.S. drain fittings. -IAPMO listed. -No-hassle Limited Lifetime Warranty. -Note: There are 6 small holes for European installation only; they are unnecessary for U.S. installation. -Required Interior Cabinet Space: 24". -Cutout Size: Template provided with approximate 0.125" reveal. -Bowl: 15.75" H x 19.75" W. -Bowl Depth: 7.5". -Overall Dimensions: 18.11" H x 20.87" W.