22219 Features: -K-3322-4.-Manufactured of 20 gauge, type 301 nickel-bearing stainless steel.-The sink ledge has four fixture mounting holes, 1.5'' in diameter and 4'' on center.-Soundshield undercoating maximizes sound deadening and inhibits condensation.-Third party certified by IAPMO to meet ASME A112.19.3 and all applicable specifications referenced therein.-Warranted for ten years against material or manufacturing defects.-Ideal choices for a wide range of kitchens.-Your choice between Essential for most applications or the Septic Assist System for homes with a Septic Tank.-MultiGrind technology.-Patented Sound Seal technology, 40pct quieter.-Jam sensor, auto reverse and quiet collar. Includes: -Includes all necessary mounting hardware. Color/Finish: -The exposed surfaces are polished to a lustrous satin tone finish. Dimensions: -Has two 3.5'' diameter recessed drain openings.-Left Bowl: 14''W x 16''H x 10''D.-Right Bowl: 14''W x 16''H x 7.25''D.-Overall: 33''W x 22''H. Warranty: -Full 6 year parts and in-home service warranty.