Ruvati takes functionality to a whole new level with the Dual-Tier collection that converts your kitchen sink into a full-fledged workspace. The patented dual-tier ledge features two tiers of tracks on top of one another, allowing for more accessories, enhanced function, and endless possibilities for your kitchen design. This collection also features an offset drain paired with Ruvati"TMs innovative 1-inch slope bottom®. Unique to this collection, along with the classic cutting board and patented foldable drying rack combination, each Dual-Tier sink includes a 3-bowl mixing tray and mixing bowl/colander set with a hardwood platform. With its substantial size and an abundance of built-in accessories, the Dual-Tier collection from Ruvati truly redefines the kitchen space and experience.Patented dual-tier ledge: Overhanging ledges on the front and back provide two levels of tracks for sliding the built-in accessories.LedgeFit®: Sink is compatible with 40+ optional LedgeFit® accessories that are interchangeable between different Ruvati workstation sinks, giving you endless kitchen customization options, now and into the future.Innovative slope-bottom®: Bottom of the sink has a 1-inch slope towards the drain ensuring that all water and debris rushes towards the drain.Easily install two faucets: The large size of the sink allows for two people to work at the same time.16 gauge stainless steel: Premium T-304 Grade (18/10 Chromium/Nickel) will never rust or stain.Commercial-grade brushed finish: Easy to clean and long-lasting "" hides scratches and matches well with your kitchen appliances.Undermount installation: Cutout templates and mounting clips are provided.Includes wood platform with mixing bowl and colander: Can be used on both upper and lower tiers.Includes 3-bowl serving board: Slides on the upper tier "" perfect for serving condiments, cutting fruits and veggies, and preparing salsa.Foldable drying rack (Patented): Constructed of stainless steel bars and a flexible silicone frame "" ideal as a dish-drying rack.Solid hardwood cutting board: Flat on one side and tray with raised edges on the other "" can be used on both upper and lower tiers (17-inch x 16-inch).Stainless steel colander: Hangs nicely over the sink bowl "" making it easy to rinse fruits and vegetables right on the sink.Exterior dimensions: 45" (wide) x 19" (front-to-back)Interior bowl dimensions: 43-3/8" (wide) x 14-5/8" (front-to-back) x 10" (bowl depth)Minimum base cabinet: 48"3.5" drain opening: Will fit any standard garbage disposal. Note: Included drain is only for standard plumbing. Garbage disposal flange is not included. Use the flange that comes with your garbage disposal.Included in box: Sink, reversible cutting board/tray, wood platform with mixing bowl and colander attachments, 3-bowl condiment tray, rectangular stainless steel colander, foldable drying rack, bottom rinse grid, basket strainer drain, decorative drain cover, cut-out template, and mounting brackets.cUPC certified and tested by IAPMO to meet all US and Canadian plumbing standardsRuvati USA Limited Lifetime Warranty