Alfi AB3420UM 34" Undermount Double Bowl Granite Composite Kitchen Sink

Save $267.00
Alfi BrandSKU: AB3420UM-B

Select Color: Biscuit
Sale price$623.00 Regular price$890.00


ALFI brand Granite Composite Kitchen Sinks are a great choice for any kitchen remodel. Durable material and a variety of sizes, shapes, and colors provide you with a unique and long lasting sink that is sure to make cooking more enjoyable. Modern design and smooth surfaces create a flawless look for years to come.

Granite Composite sinks are well-regarded in industry circles for their extremely strong resistance to heat, scratches, dents, chips and being entirely nonporous! As a bonus, they do not need to be sealed or resealed and come at a fraction of the cost compared to other high-end sinks of this nature.


  • This AB3420UM uniquely combines a very high-end look and long-term durability with low maintenance at an incredible value
  • Designed in Italy, Made in Italy
  • Exterior Dimensions : 33 7/8" x 17 3/4" x 8 1/4"
  • Inner Bowl Sizes : 14 7/8" x 15 3/4" x 7 3/4", 14 7/8" x 15 3/4" x 7 3/4"
  • Includes undermount installation hardware
  • Withstands severe thermal shocks and very high temperatures without being damaged
  • Drain not included. Recommended Model: ABST55
  • Recommended counter top cut out hole of 31" x 15 3/4" with a 1/4" corner radius.
  • Certified by Uniform Plumbing Code (cUPC)



Click here for AB3420UM Dimensions PDF

Click here for AB3420UM Warranty PDF

Click here for AB3420UM Installation PDF

Click here for AB3420UM Care PDF

Brand ALFI brand
UPC AB3420UM-B: 811413023377
AB3420UM-BLA: 811413023384
AB3420UM-C: 811413028266
AB3420UM-T: 811413027993
AB3420UM-W: 811413023360
Item Type Kitchen Sink
Item Weight 26
Item Height 8.25
Item Length 33.88
Item Width 17.75
Pack Quantity 1
Material Granite Composite
Color Family AB3420UM-B: Beige
AB3420UM-BLA: Black
AB3420UM-C: Brown
AB3420UM-T: Grey
AB3420UM-W: White
Finish / Color AB3420UM-B: Biscuit
AB3420UM-BLA: Black
AB3420UM-C: Chocolate
AB3420UM-T: Titanium
AB3420UM-W: White
Room Kitchen
Shape Rectangle
Theme Modern
Contains Metal? No
Contains Wood? No
Country of Origin Italy
Eco-Friendly? No
Electric? No
Includes Bluetooth? No
Includes Built In Speakers? No
Indoor or Outdoor Indoor
Installation Type Under Mount
Replacement Part? No
Wall Mount? No
Warranty Months 12
Warranty Sentence 1 year warranty against manufacturing defects. 10 year warranty against fading / staining of the glaze.
Warranty Time 1 Year
Bowl Split 50/50
Bowl Style Rounded
Bowl Type Double Bowl
Compatible Faucet Type N/A
Drain Placement Offset Center
Drain Size 3.5
Farmhouse Sink? No
Faucet Hole Spacing No Faucet Hole
Faucet Holes 0
Has Overflow? No
Includes Drain? No
Includes Drainboard No
Minimum Cabinet Size 34
Number of Bowls 2
Overflow Location None
Surface Type Matte
Depth 7.75
Dimensions 33.88 x 17.75 x 8.25
Inner Dimensions 17.875 x 15.75 x 7.75
Inner Length 17.875
Inner Width 15.75
Second Bowl Inner Length AB3420UM-B: 17.875
AB3420UM-BLA: 17.875
AB3420UM-W: 17.875
Second Bowl Inner Width AB3420UM-B: 15.75
AB3420UM-BLA: 15.75
AB3420UM-W: 15.75
Thickness 0.38
Recommended Drain ABST35
Box Weight 39
Box Height 12.99
Box Length 41.73
Box Width 28.35
Shipping Dimensions 41.73 x 28.35 x 12.99
cUPC Certified? Yes
ETL Listed? No
Watersense Certified? No
Prop 65? AB3420UM-B: No
AB3420UM-BLA: No
AB3420UM-C: No
AB3420UM-T: Yes
AB3420UM-W: No
Prop 65 Chemicals AB3420UM-T: Silica
Prop 65 Harm AB3420UM-T: Cancer
Prop 65 Warning AB3420UM-T: WARNING: This product can expose you to chemicals including silica which is known to the state of California to cause cancer. For More information go to

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