Thumb Score: +18 Build.com has Thompson Traders Haven 34" Single Basin Farmhouse Copper Drop-in or Undermount Kitchen Sink on sale for $807.98 - $161.60 w/ coupon code FRESH = $646.38. Shipping is free. Thanks rsvpd Deal Editor's Notes & Price Research: Features: 34" L x 21-1/4" W x 9" H Dimensions, Single basin made of 16 gauge copper with drop-in or undermount installation.