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Oliveri Diaz Universal Double Bowl Sink

DZ23TU 1TH
$810
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Product Overview

The Diaz Universal Double Bowl Sink holds two 21L bowls for everyday kitchen tasks.

This Oliveri sink is designed for homes that need two full-sized bowls for hand washing cookware, food preparation, or sharing sink duties. Its flexible mounting options allow for either top mount or undermount installation, making it suitable for a range of benchtop finishes and layouts. The included accessories, such as a bamboo board, colander, and utility tray, support multiple kitchen routines and help keep bench space clear.

Constructed from 304 grade, 18/10 polished stainless steel at 0.8mm thickness, the sink resists wear and maintains a clean finish. The 1 tap hole suits a sink-mounted mixer, and each bowl measures 40cm high by 33cm wide by 18cm deep, providing ample space for rinsing and soaking. The double bowl layout is ideal for splitting tasks evenly, such as washing in one bowl and draining in the other.

Model DZ23TU 1TH in silver comes with a Limited Lifetime manufacturer's warranty.

Key Features

  • WELS L per min
  • Top mount or undermount installation
  • 304 grade 18/10 polished stainless steel double bowl 21 Litre
  • 1 tap hole with 2 basket wastes, bamboo board, colander, utility tray

Key Specifications

Brand:
Oliveri
Model Number:
DZ23TU 1TH
Capacity:
2x 21L
Installation:
Flexible Mounting
Supplier Colour:
Stainless Steel

Cooking Appliances

Tap Holes:
1

General Information

Type:
Double Bowl Sink
Family:
Oliveri Diaz
Colour:
Silver
Materials:
304 grade, 18/10 polished stainless steel (0.8mm thick)
Additional Features:
Double bowl top mount or under mount sink

Warranty

Manufacturer's Warranty:
Limited Lifetime

Cooking Appliances

Tap Holes:
1

Warranty

Manufacturer's Warranty:
Limited Lifetime

Product Dimensions

Cutout Size (mm):
Template
Bowl Size (mm):
400(H) x 330(W) x 180(D) each

Box Dimensions

Box Height (mm):
240
Box Width (mm):
540
Box Depth (mm):
830
Box Weight (kg):
7

Product Reviews of Oliveri Diaz Universal Double Bowl Sink

Oliveri Diaz Universal Double Bowl Sink DZ23TU 1TH

Overall Rating Snapshot

4.8 stars

4.8 out of 5 stars from 22 reviews

100% of users recommend this product

3
0
2
0
1
0
What customers say, summarised by AI
  • The sink features quality stainless steel that is easy to clean and remains shiny.
  • Versatile accessories include a chopping board, drainer, and colander.
  • The design is compact yet provides ample bowl capacity and depth.
  • Movable draining board and accessories save valuable bench space.
  • Elegant style fits seamlessly into modern kitchen renovations.
  • Installation updates and customer service are highly rated by buyers.
AI-generated summary from customer reviews, which may include incentivised reviews.
Pros
Quality (3)
Aesthetic (1)
Updates (1)
Cleaning (1)
Easy (1)
  • 5 out of 5

    Classic design

    Beautiful design and the accessories that come with the sink work seamlessly

    Corey W

    Confirmed purchase 29 October 2025

    Published on 26 November 2025

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Great sink

    The order was made online through the Helensvale store. I was sent a link for payment. I was provided updates on the order and when all items were in store for collection. Great customer service. Well done The Oliveri items I purchased (sink, tap and optional extras) are all perfect and exactly what I wanted. The quality of Oliveri is awesome.

    Nicole

    Confirmed purchase 28 October 2024

    Published on 20 November 2024

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Anonymous

    Confirmed purchase 22 October 2024

    Published on 13 November 2024

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 4 out of 5

    Looks good

    It has got everything, but our sink has not been installed yet. It comes with a drainer, chopping board and colander. Very exciting cannot wait for it to be installed

    Sandra

    Confirmed purchase 21 September 2023

    Published on 13 October 2023

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 4 out of 5

    Looks good

    There is a chopping board, strainer and a dish drainer. The product looks very good. I have not used it yet as it has not been installed as yet

    Sandra

    Confirmed purchase 21 September 2023

    Published on 9 October 2023

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    The bowl size is excellent.

    Love the chopping board and drainer

    Carol Roberts

    Confirmed purchase 13 July 2023

    Published on 3 August 2023

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    The bowl size is excellent.

    Love the movable draining board. The chopping board and vegetable catch are very handy

    Annon

    Confirmed purchase 13 July 2023

    Published on 27 July 2023

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 4 out of 5

    Mix of Quality & efficient Design

    The 21 litre bowl capacity gives better space under sink cabinet with hole to swap mixer easier. I am happily with the quality of stainless steel used for the sink which is easy to clean and gets shiny.

    Owen E

    Confirmed purchase 16 June 2023

    Published on 19 July 2023

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Great Sink

    Great features with the side drainer, chopping board and strainer. We like the flexibility of one or 2 bowls

    Kym

    Confirmed purchase 30 June 2023

    Published on 14 July 2023

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Looks amazing

    Best asset in my kitchen

    Alma

    Confirmed purchase 3 June 2023

    Published on 26 June 2023

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

You've viewed 10 of 22 reviews

ABOUT THE GOOD GUYS REVIEWSThe Good Guys product reviews are collected from verified purchasers who may have received an incentive in return for providing an authentic review.

The below information is AI generated based on Australian websites information around this item. We have done our best to ensure its accuracy but suggest verifying any information within this tab before purchasing.

At a glance

The Oliveri Diaz Universal Double Bowl Sink is a versatile stainless steel sink designed for households that want two full-sized bowls for daily washing, rinsing and prep tasks. It suits kitchens needing flexible top mount or undermount installation and comes with useful accessories to free up bench space. Its main limitation is that the 0.8 mm steel and polished finish are less premium than thicker, quieter specialist sink models.

What it’s great for

  • Everyday dishwashing
  • Food preparation
  • Shared sink duties
  • Washing cookware
  • Rinsing and draining

Where it works best

  • Family kitchens
  • Renovation projects
  • Standard suburban homes
  • Compact to mid-sized kitchens
  • Multi-user kitchens

Who it’s for

  • Families
  • Home cooks
  • Renovators
  • Multi-person households
  • Buyers wanting flexible installation

Things to consider

Compared with more premium sinks, the 0.8 mm stainless steel construction may feel less solid and offer less natural noise dampening than thicker-gauge models with dedicated sound-deadening features.

Family suitability

Well suited to couples and families who regularly need two working sink zones at once

Ease of cleaning score

8/10 - polished stainless steel is straightforward to wipe down, though it can show water spots and fingerprints

Apartment vs house fit

Best for houses and larger apartments with enough bench space for a full double bowl sink

Noise reduction rating

5/10 - stainless steel construction is practical, but no dedicated noise-reduction features are specified

Durability vs category average

7/10 - 304 grade stainless steel is a solid category-standard material, though thicker premium sinks can feel more robust

Key benefits

  • Double Bowl Design: Two full-sized bowls make it easier to separate washing, rinsing and food prep tasks.
  • 21 L Bowls: Each bowl offers practical capacity for soaking cookware, washing produce and handling everyday kitchen cleanup.
  • Flexible Mounting: Top mount or undermount installation gives more freedom to match different benchtop materials and kitchen layouts.
  • 304 Grade 18/10 Stainless Steel: Durable stainless steel construction helps resist everyday wear and maintain a clean appearance.
  • 0.8 mm Steel Thickness: Provides a practical balance of durability and value for regular household use.
  • Included Bamboo Board: Adds a handy prep surface over the sink to help keep surrounding bench space clearer.
  • Included Colander: Makes rinsing vegetables, draining pasta or washing produce more convenient at the sink.
  • 1 Tap Hole: Ready for a sink-mounted mixer, which can simplify installation in compatible kitchen setups.

Q: What does "universal" mean on the Oliveri Diaz DZ23TU sink?

A: It means the DZ23TU is designed for more than one mounting style, rather than being limited to a single installation method. That gives more flexibility when planning the benchtop finish and edge detail. Discuss with your plumber.

Q: Is the Oliveri Diaz DZ23TU a true double bowl sink or a 1 and 3/4 bowl design?

A: It is a double bowl sink, not a 1 and 3/4 bowl layout. That makes it better suited to splitting jobs evenly, such as washing in one bowl and rinsing or draining in the other, rather than using one full bowl and one smaller prep bowl.

Q: Does the Oliveri Diaz DZ23TU include a tap hole?

A: Yes, buyer search signals for this model indicate a 1 tap hole version, often shown as 1TH. That suits a sink-mounted mixer layout, but tap base size and placement still need to match the bowl divider and benchtop setup. Discuss with your plumber.

Q: Who is the Oliveri Diaz DZ23TU best suited to in everyday use?

A: This model suits kitchens that benefit from two working bowls every day, rather than one large bowl and a smaller secondary bowl. It is a practical fit for homes that regularly hand wash cookware, separate food prep, or share sink tasks at the same time.