33.5" Diamond Super Single Dual Deck Kitchen Sink- Anthracite33. 5" Diamond Super Single Dual Deck Kitchen Sink Anthracite Life in the kitchen can get messy. With Over 30 years of material development, SILGRANIT has been engineered to take on the toughest kitchen tasks. Our patented sink material is strong and more durable than other sink surfaces. There is no risk of thermal shock and SILGRANIT will not blister, burn, melt or discolor from heat. With its non porous, hygienic surface, it has the ability to push