Blanco's premium quality (304 series, 20 gauge, 18/8 chrome-nickel content) stainless steel is non-porous, hygienic, rust free and durable. Supported by our 15 year no-hassle, limited warranty. Features Blanco's satin finish, which features a long-lasting, easy-to-clean luster, which resists water stains and calcium deposits. Tight radius corners in Blanco sinks mean more bowl space and a flat sink bottom. Blanco's insulation pads ensure water temperature retention and maximum sound deadening, including the growl of your garbage disposal. Product Description The best specification in the mid-price range. BLANCOSPEX designs are made from an honest, heavy duty, 20 guage stainless steel featuring the best available 304 Series stainless with 18 percent chrome and 8 percent nickel. Easy undermount installation with one-piece design and 1in wide fishined mounting flange. No-hassle 15 year limited warranty. .