30" Noah Plus collection 16 gauge heavy-duty industrial grade 304 series stainless steel single bowl under-mount kitchen sink set with a seamless customized front apron and 3 1/2” rear center drain opening. Noah Plus stainless steel kitchen sinks feature a near-zero radius corner allowing for minimal buildup and easier cleanup. They are all equipped with a rear center drain location, four diagonal groves for efficient draining, noise reduction dampening pads, and full undercoating for soundproofing and protection against condensation.