JiangMen City TuoGuRong Kitchen and Bath Co., Ltd.

CUPC Kitchen Sink

CUPC certification is of great significance in both the Canadian and US markets, particularly in the construction and engineering sectors.

Our company is proud to offer a range of CUPC certified stainless steel sinks that fully comply with industry standards, providing assurance and reliability to customers looking to purchase CUPC certified products for their projects.

CUPC (Canadian Uniform Plumbing Code) certification is a seal of quality and safety, ensuring our stainless steel sinks meet and exceed the strict plumbing and mechanical standards required for safe and reliable use in a variety of applications.

In the Canadian market, compliance with CUPC requirements is not only necessary but mandatory for plumbing products, including sinks. Likewise, in the United States, CUPC certification is significant, meaning our sinks have been tested and approved to meet the strict plumbing standards set by both countries.

The critical importance of CUPC certification in the engineering and construction fields cannot be underestimated. The CUPC sink not only means adhering to building codes and regulations but also ensuring the highest quality and safety standards.

By offering CUPC certified stainless steel sinks, we give our customers confidence that our cupc sink products are not only reliable but also meet necessary industry standards. In the competitive construction and engineering sectors, CUPC sink certification demonstrates the quality and reliability of our products. CUPC sink provides a baseline of compliance and performance and assures our customers that they are selecting a product that has been rigorously tested and approved.


CUPC Kitchen Sink Showcase

  • 15 Inch Small Size Handmade Stainless Steel Bar Sink
    15 Inch Small Size Handmade Stainless Steel Bar Sink

    Overall Size: 15"x15"x9.3"
    Inner Size: 13"x13"
    Corner: R10
    Item No. : SR1515

  • 15 Inch SUS304 Handmade Stainless Steel Kitchen Sink
    15 Inch SUS304 Handmade Stainless Steel Kitchen Sink

    Overall Size: 15"x20"x10"
    Inner Size: 13"x18"
    Corner: R0
    Item No. : S1520

  • 19 Inch Stainless Steel Zero Radius Undermount Kitchen Bar Sink
    19 Inch Stainless Steel Zero Radius Undermount Kitchen Bar Sink

    Overall Size: 19"x20"x10"
    Inner Size: 17"x18"
    Corner: R0
    Item No. : S1920

  • 17 Inch Hot Sale 16Gauge Kitchen Sink Utility Sink
    17 Inch Hot Sale 16Gauge Kitchen Sink Utility Sink

    Overall Size: 17"x17"x9"
    Inner Size: 15"x15"
    Corner: R0
    Item No. : S1717

  • 17 Inch Stainless Steel Round Radius Undermount Bar Sink
    17 Inch Stainless Steel Round Radius Undermount Bar Sink

    Overall Size: 17"x17"x9"
    Inner Size: 15"x15"
    Corner: R10
    Item No. : SR1717

  • 20 Inch Stainless Steel Zero Radius Undermount Kitchen Bar Sink
    20 Inch Stainless Steel Zero Radius Undermount Kitchen Bar Sink

    Overall Size: 20"x18"x10"
    Inner Size: 18"x16"
    Corner: R0
    Item No. : S2018

  • 23 Inch Hot Sale Stainless Steel Zero Radius Kitchen Sink
    23 Inch Hot Sale Stainless Steel Zero Radius Kitchen Sink

    Overall Size: 23"x18"x10"
    Inner Size: 21"x16"
    Corner: R0
    Item No. : S2318

  • 23 Inch Stainless Steel Single Bowl Black Kitchen Sink
    23 Inch Stainless Steel Single Bowl Black Kitchen Sink

    Overall Size: 23"x18"x10"
    Inner Size: 21"x16"
    Corner: R10
    Item No. : SR2318

  • 30 Inch Hot Sale Handmade Stainless Steel Kitchen Sink
    30 Inch Hot Sale Handmade Stainless Steel Kitchen Sink

    Overall Size: 30"x18"x10"
    Inner Size: 28"x16"
    Corner: R0
    Item No. : S3018

  • 30 Inch SUS304 Handmade Stainless Steel Kitchen Sink
    30 Inch SUS304 Handmade Stainless Steel Kitchen Sink

    Overall Size: 30"x18"x10"
    Inner Size: 28"x16"
    Corner: R10
    Item No. : SR3018

  • 32 Inch Elegent Design Single Bowl Stainless Steel Kitchen Sink
    32 Inch Elegent Design Single Bowl Stainless Steel Kitchen Sink

    Overall Size: 32"x18"x10"
    Inner Size: 30"x16"
    Corner: R0
    Item No. : S3218

  • 32 Inch SUS304 Handmade Single Bowl Undermount Kitchen Sink
    32 Inch SUS304 Handmade Single Bowl Undermount Kitchen Sink

    Overall Size: 32"x18"x10"
    Inner Size: 30"x16"
    Corner: R10
    Item No. : SR3218

  • 32 Inch SUS304 Handmade Single Bowl Kitchen Sink for Project
    32 Inch SUS304 Handmade Single Bowl Kitchen Sink for Project

    Overall Size: 32"x18-1/4"x9-2/7"
    Inner Size: 30-1/4"x16-1/2"
    Corner: R10
    Item No. : SR3218B

  • 32 Inch Modern Design Handmade Single Bowl Kitchen Sink
    32 Inch Modern Design Handmade Single Bowl Kitchen Sink

    Overall Size: 32"x19"x10"
    Inner Size: 30"x17"
    Corner: R0
    Item No. : S3219

  • 32 Inch Easy Cleaning Handmade Single Bowl Kitchen Sink
    32 Inch Easy Cleaning Handmade Single Bowl Kitchen Sink

    Overall Size: 32"x19"x10"
    Inner Size: 30"x17"
    Corner: R10
    Item No. : SR3219

  • 33 Inch Large Size Handmade Stainless Steel Kitchen Sink
    33 Inch Large Size Handmade Stainless Steel Kitchen Sink

    Overall Size: 33"x18"x10"
    Inner Size: 31"x16"
    Corner: R0
    Item No. : S3318

  • 33 Inch Modern Style Handmade Stainless Steel Kitchen  Sink
    33 Inch Modern Style Handmade Stainless Steel Kitchen Sink

    Overall Size: 33"x19"x10"
    Inner Size: 31"x17"
    Corner: R0
    Item No. : S3319

  • 25 Inch CUPC Handmade Stainless Steel ADA Kitchen Sink
    25 Inch CUPC Handmade Stainless Steel ADA Kitchen Sink

    Overall Size: 25"x20"x6"
    Inner Size: 23"x18"
    Corner: R0
    Item No. : S2520

  • 25 Inch Topmount Handmade Stainless Steel Kitchen Sink
    25 Inch Topmount Handmade Stainless Steel Kitchen Sink

    Overall Size: 25"x22"x10"
    Inner Size: 23"x18"
    Corner: R0
    Item No. : ST2522

  • 25 Inchx 22 Inch Drop in  Beveled Edge sink with Faucet Hole
    25 Inchx 22 Inch Drop in Beveled Edge sink with Faucet Hole

    Overall Size: 25"x22"x10"
    Inner Size: 23"x18"
    Corner: R10
    Item No. : STR2522

  • 29 Inch Handmade Double Bowl Stainless Steel Kitchen Sink
    29 Inch Handmade Double Bowl Stainless Steel Kitchen Sink

    Overall Size: 29"x 18"x 10"
    Bowl Size: 14"x16" & 9"x16"
    Corner: R10
    Item No.: DR2918

  • 33 Inch 50/50 Popular Double Bowl Stainless Steel Kitchen Sink
    33 Inch 50/50 Popular Double Bowl Stainless Steel Kitchen Sink

    Overall Size: 33"x 19"x 10"
    Bowl Size: 15"x17" & 15"x17"
    Corner: R0
    Item No.: D3319

  • 29 Inch 50/50 SUS304 Double Bowl Stainless Steel Kitchen Sink
    29 Inch 50/50 SUS304 Double Bowl Stainless Steel Kitchen Sink

    Overall Size: 29"x 20"x 10"
    Bowl Size: 13"x18" & 13"x18"
    Corner: R10
    Item No.: DR2920

  • 29 Inch 70/30 Elegent Double Bowl Stainless Steel Kitchen Sink
    29 Inch 70/30 Elegent Double Bowl Stainless Steel Kitchen Sink

    Overall Size: 29"x 20"x 10"
    Bowl Size: 17"x18" & 9"x18"
    Corner: R0
    Item No.: D2920B

  • CUPC Handmade Double Bowl Stainless Steel ADA Kitchen Sink
    CUPC Handmade Double Bowl Stainless Steel ADA Kitchen Sink

    Overall Size: 31"x 20"x 7"
    Bowl Size: 14"x18" & 14"x18"
    Corner: R0
    Item No.: D3119

  • 32 Inch Modern Design Handmade Double Bowl Stainless Steel  Kitchen Sink
    32 Inch Modern Design Handmade Double Bowl Stainless Steel Kitchen Sink

    Overall Size: 32"x 19"x 10"
    Bowl Size: 14-1/2"x17" & 14-1/2"x17"
    Corner: R0
    Item No.: D3219

  • 32 Inch 50/50 Design Handmade Double Bowl Stainless Steel Kitchen Sink
    32 Inch 50/50 Design Handmade Double Bowl Stainless Steel Kitchen Sink

    Overall Size: 32"x 19"x 10"
    Bowl Size: 14-1/2"x17" & 14-1/2"x17"
    Corner: R10
    Item No.: DR3219

  • 32 Inch CUPC Handmade Double Bowl Stainless Steel  Kitchen Sink
    32 Inch CUPC Handmade Double Bowl Stainless Steel Kitchen Sink

    Overall Size: 32"x 19"x 10"
    Bowl Size: 17"x17" & 12"x17"
    Corner: R10
    Item No.: DR3219B

  • 33 Inch CUPC Handmade Double Bowl Stainless Steel Kitchen Sink
    33 Inch CUPC Handmade Double Bowl Stainless Steel Kitchen Sink

    Overall Size: 33"x 18"x 10"
    Bowl Size: 15"x16" & 15"x16"
    Corner: R0
    Item No.: D3318

  • 33 Inch CUPC Hot-sale Double Bowl Stainless Steel Kitchen Sink
    33 Inch CUPC Hot-sale Double Bowl Stainless Steel Kitchen Sink

    Overall Size: 33"x 19"x 10"
    Bowl Size: 17"x17" & 13"x17"
    Corner: R0
    Item No.: D3319B

  • 33 Inch CUPC Handmade Double Bowl Stainless Steel Kitchen Sink
    33 Inch CUPC Handmade Double Bowl Stainless Steel Kitchen Sink

    Overall Size: 33"x 20"x 10"
    Bowl Size: 17"x18" & 13"x18"
    Corner: R0
    Item No.: D3320

  • 3322 CUPC Handmade Topmount Double Bowl Stainless Steel  Kitchen Sink
    3322 CUPC Handmade Topmount Double Bowl Stainless Steel Kitchen Sink

    Overall Size: 33"x 22"x 9"
    Bowl Size: 18"x17" & 12"x17"
    Corner: R0
    Item No.: TD3322

  • 30 Inch Stainless Steel Single Bowl CUPC Apron front Farmhouse Sink
    30 Inch Stainless Steel Single Bowl CUPC Apron front Farmhouse Sink

    Overall Size: 30"x21"x9-1/2"
    Bowl Size: 28-1/2"x17"
    Corner: R10
    Item No.: FSR3021

  • 16 Gauge Stainless Steel Single Bowl Curved Apron Front Farmhouse Sink
    16 Gauge Stainless Steel Single Bowl Curved Apron Front Farmhouse Sink

    Overall Size: 30"x21"x10"
    Bowl Size: 27"x16"
    Corner: R0
    Item No.: FS3021

  • 33 Inch Stainless Steel Single Bowl Undermount Apron Sink
    33 Inch Stainless Steel Single Bowl Undermount Apron Sink

    Overall Size: 33"x21"x10"
    Bowl Size: 30"x16"
    Corner: R0
    Item No.: FS3321

  • 36 Inch Large Single Bowl Undermount SUS304 Apron Sink
    36 Inch Large Single Bowl Undermount SUS304 Apron Sink

    Overall Size: 36"x21"x10"
    Bowl Size: 33"x17"
    Corner: R10
    Item No.: FSR3621

  • CUPC Straight Apron Front Stainless Steel Farmhouse Kitchen Sink
    CUPC Straight Apron Front Stainless Steel Farmhouse Kitchen Sink

    Overall Size: 33"x21"x10"
    Bowl Size: 31"x17-1/2"
    Corner: R10
    Item No.: FSR3320

  • 33 Inch Straight Apron front  6040 Double Bowl Farmhouse Sink
    33 Inch Straight Apron front 6040 Double Bowl Farmhouse Sink

    Overall Size: 33"x21"x10"
    Bowl Size: 17"x16"+12"x17"
    Corner: R0
    Item No.: FD3321B

  • 33 Inch 16 Gauge Double Bowl 5050 Stainless Steel Farmhouse Sink
    33 Inch 16 Gauge Double Bowl 5050 Stainless Steel Farmhouse Sink

    Overall Size: 33"x21"x10"
    Bowl Size: 14-1/2"x17"+14-1/2"x17"
    Corner: R0
    Item No.: FD3321

  • 33 Inch Curved Apron Front  6040 Double Bowl Farmhouse Sink
    33 Inch Curved Apron Front 6040 Double Bowl Farmhouse Sink

    Overall Size: 33"x21"x10"
    Bowl Size: 17"x16"+12"x17"
    Corner: R0
    Item No.: FD3321C

  • 36 Inch Curved Apron Front  6040 Double Bowl Farmhouse Sink
    36 Inch Curved Apron Front 6040 Double Bowl Farmhouse Sink

    Overall Size: 36"x21"x10"
    Bowl Size: 19"x16"+13"x16"
    Corner: R10
    Item No.: FDR3621B

  • 36 Inch Straight Apron Front  6040/70/30 Double Bowl Farmhouse Sink
    36 Inch Straight Apron Front 6040/70/30 Double Bowl Farmhouse Sink

    Overall Size: 36"x21"x10"
    Bowl Size: 19"x16"+13"x16"
    Corner: R0
    Item No.: FD3621B

  • 36 Inch Square Hole Apron Front 5050 Double Bowl Farmhouse Sink
    36 Inch Square Hole Apron Front 5050 Double Bowl Farmhouse Sink

    Overall Size: 36"x21"x10"
    Bowl Size: 16"x16"+16"x16"
    Corner: R10
    Item No.: FDr3621SQH

  • 36 Inch Curved Apron Front  6040/70/30 Double Bowl Farmhouse Sink
    36 Inch Curved Apron Front 6040/70/30 Double Bowl Farmhouse Sink

    Overall Size: 36"x21"x10"
    Bowl Size: 19"x16"+13"x16"
    Corner: R0
    Item No.: FD3621C

Characteristics of CUPC Kitchen Sink

Crafted from stainless steel, this CUPC sink features a seamless design with zero-radius corners and a rounded radius, making it not only easier to clean but also capable of retaining its original luster with just a household cleanser and a soft towel. Enhanced with thick undercoating and sound-dampening pads, the CUPC sink includes a standard 3.5” (90mm) drain opening to accommodate various sink accessories. Its versatile installation options—top mount, under mount, and flush mount—cater to the requirements of most settings. These handmade sinks boast an expanded indoor space, extending the sink body horizontally for a pronounced wire-frame effect, enhancing both the aesthetic appeal and the sense of structure. The design is characterized by its straight sides and defined edges, lending a more textured and robust appearance. The precision of handmade craftsmanship allows for a seamless under-mount installation of the CUPC sink, effectively preventing water leakage.

Constructed from either 304 or 316 stainless steel, these CUPC sinks are shaped through laser cutting, sheet metal bending, and welding, ensuring durability and quality. The manual grooves are notably thick, typically ranging from 1.2mm to 1.5mm, with the option to increase the thickness up to 2mm or more for added flexibility in size. This meticulous attention to detail and quality materials make these handmade sinks a superior choice for enhancing the functionality and elegance of any space.


CUPC Sinks Product Dimension List

Any size/shape/color of CUPC sinks according to the actual needs and preferences of customers is available!

Single BowlItem NoOverall sizeBowl SizeRadius


Kitchen Sink Black Stainless Steel

SR151515"x15"x9.3"381x381x236mm13.3"x13.3"x9.3"337x337x236mmR10
S152015"x20"x10"381x508x254mm13"x18"x10"330x457x254mmR0
S171717"x17"x9"432x432x228mm15"x15"x9"381x381x228mmR0
SR171717"x17"x9"432x432x228mm15"x15"x9"381x381x228mmR10
S201820"x18"x10"508x457x254mm18"x16"x10"458x407x254mmR0
508*457*254mm457*406mm
S231823"x18"x10"584x457x254mm21"x16"x10"534x407x254mmR0
508*457*254mm534*406mm
SR231823"x18"x10"584x457x254mm21"x16"x10"534x407x254mmR10
508*457*254mm534*406mm
S192019"x20"x10"483x508x254mm17"x18"x10"433x458x254mmR0
483*508*254mm432*457mm
S252025"x20"x6"635x508x152mm23"x18"x6"585x457x152mmR0
635*508*152mm584*457
S301830"x18"x10"762x457x254mm28"x16"x10"711x406x254mmR0
SR301830"x18"x10"762x457x254mm28"x16"x10"711x406x254mmR10
S321832"x18"x10"813x457x254mm30"x16"x10"763x407x254mmR0
SR321832"x18"x10"813x457x254mm30"x16"x10"763x407x254mmR10
SR3218B32"x18"x9.3"813x457x236mm30.25"x16.5"x9.3"763x407x263mmR10
768*419mm
S321932"x19"x10"813x483x254mm30"x17"x10"763x433x254mmR0
SR321932"x19"x10"813x483x254mm30"x17"x10"763x433x254mmR10
S331833"x18"x10"838x457x254mm31"x16"x10"788x407x254mmR0
S331933"x19.5"x9"838x495x228mm31"x17.5"x9"787x445x228mmR0
Double BowlItem NoOverall sizeBowl SizeRadius


Large Stainless Steel Kitchen Sink

DR291829"x18"x10"737x457x254mmB:17"x16"x10"B:432x406x254mmR10
S:9"x16"S:228x406x254mm
D292029"x20"x10"737x508x254mm13"x18"x10"330x457x254mmR0
50/5050/50
D2920B29"x20"x10"737x508x254mmB:17"x18"x10"B:432x457x254mmR0
S:9"x18"x10"S:228x457x254mm
D311931"x19"x7"787x482x178mm14"x17"x7"356x432x178mmR0
50/5050/50
D321932"x19"x10"813x483x254mm14.5"x17"x10"368x432x254mmR0
50/5050/50
DR321932"x19"x10"813x483x254mm14.5"x17"x10"368x432x254mmR10
50/5050/50
DR3219B32"x19"x10"813x483x254mmB:17"x17"x10"B:483x483x254mmR10
S:12"x17"x10"S:305x483x254mm
D331833"x18"x10"838x457x254mm15"x16"x10"381x406x254mmR0
50/5050/50
D331933"x19"x10"838x482x254mm15"x17"x10"381x432x254mmR0
50/5050/50
D3319B33"x19"x10"838x482x254mmB:17"x17"x10"B:432x432x254mmR0
S:13"x17"x10"S:330x432x254mm
D332033"x20"x10"838x508x254mmB:17"x18"x10"B:432x457x254mmR0
S:13"x18"x10"S:330x457x254mm
TD332233"x22"x9"838x558x228mmB:18"x17"x9"B:457x432x228mmR0
S:12"x17"x9"S:305x432x254mm

Apron Sink

Item NoOverall sizeBowl SizeRadius
cupc-kitchen-sink.jpgFSR302130"x21"x9.5"762*533*241mm28.5"x17"x9.5"724x432x241mmR10
FS332133"x21"x10"838x533x254mm30"x16"x10"762x406x254mmR0
FSR332033"x21"x10"838x533x254mm31"x17.5"x10"787x445x254mmR10
FS332233"x22.25"x9.25"838x565x235mm31"x18"x9.25"787x457x235mmR0
FDR302130"x21"x9.5"762x533x241mm14"x17"x9.5"
50/50
356x432x241mm
50/50
R10
FD332133"x21"x10"838x533x254mmB:17"x16"x10"
S:12"x16"x10"
B:432x406x254mm
S:305x406x254mm
R0
FD362136"x21"x10"914x533x254mmB:19"x16"x10"
S:13"x16"x10"
B:483x406x254mm
S:330x406x254mm
R0


CUPC Kitchen Sink Stainless Steel Material with X Bottom Line

Modern Stainless Steel Kitchen Sink


CUPC Kitchen Sink Bottom Finish

Round Kitchen Sinks Stainless Steel


CUPC Kitchen Sink Free Accessorized Clips for Different Installations

Small Stainless Steel Kitchen Sink


CUPC Kitchen Sink Accessories for Optional

Strainer, Bottom Grid, Chopping Board, Colander, Roll Matt, Basin in Basin, Bench etc.

Square Stainless Steel Kitchen Sink


CUPC Kitchen Sink Surface Finish for Choose

Brush, Satin, Satin Sheen,  Nano-Black, Nano-Silver, Nano-Gold, Nano-Copper, Nano-Rose Gold finish. PVD-Black,  PVD-Gold, PVD-Copper, PVD-Rose Gold finish, Gunmetal Black etc.

Stainless Steel Black Kitchen Sink


CUPC Kitchen Sink Package

Various packages of CUPC sinks are available! Custom require available!


1. Carton: individual packing

Stainless Steel Corner Kitchen Sink

CUPC Sink Product Detail

Sink TypecUPC Single Bowl,  Double Bowl and Apron Sink
Installation Type:Topmount/Undermount/Flushmount
Material:SUS304/SUS316 (other stainless steel available )
Thickness1.0/1.2/1.5mm (20/18/16 gauge), 2.0/3.0mm available!
Sink SizePer to the cUPC products list
Internal Radius Conner:R0/R10
Outside RadiusGeneral in R3, R5, R25, per to the cUPC items drawings!
Surface Treatment:Brushed /Satin/Satin Sheen/Hammered/Honey Cumb
ColorsSilver, Black, Gunmetal, Gold, Rose Gold, White or as required
Color TreatmentPVD/Nano-Tech/Sandblast/Paint
LOGOLaser LOGO /Film LOGO/ Print LOGO welcomed!
Coating:Grey undercoating of condensation, to prevent water remain on the back side of the sink
Pads:Sound deadening pads to absorb noise with running water
ClipsVarious Clips for various installation use
Applicational:Kitchen
Packaging:1. Strong Protective Individually boxed.
2. Customized packing per to client's required
Lead time:10-30 days, per to the quantity and surface finish.
Trade Terms:FOB or EXW
Loading Port:JiangMen, ShenZhen or GuangZhou in China
Payment Terms:T/T or as required
MOQ5pcs
Production Capacity:30,000 pcs per month.
Cutout Template:Cut template paper included (DXF file available)
Accessories for Optional:Strainer, roll-matt, colanders, bottom grids, chopping board, Bench drains etc
ShippingExpress/train-shipping/air-shipping/sea-shipping or as required


CUPC Kitchen Sink Gallery

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Want to Get More Details About Stainless Steel Sinks?
TUOGURONG, as a professional handmade stainless steel sink factory, offers high-quality products and exceptional service. If you want to know more about stainless steel sinks and custom stainless steel products, just feel free to contact us!
  • Call Us:
    +86-18689261740
  • Address:
    2nd Building, #45, Gold Mount East Road, ShuiKou Town, KaiPing City, JiangMen City, GuangDong, China 529321