Dishwasher Installation Cost

By Julia
Last updated 7th January 2025 - Reading time: 15 mins
At a Glance
  • The average new dishwasher costs around £500 to buy and install in the UK.
  • It takes approximately 1 to 2 hours to install a new dishwasher.
In this guide, you'll find the following:
  • A breakdown of how much it costs to install different types of dishwashers in 2025 (including freestanding, slimline, and integrated units).
  • A closer look at what impacts dishwasher installation costs, expert tips from tradespeople on MyJobQuote, and what's involved in this type of job.
  • How to find and hire a plumber near you to install a dishwasher.

Looking to find out how much a freestanding, slimline, or integrated dishwasher installation costs in the UK?

The cost to install a dishwasher is typically between £350 and £1,100. This includes the new dishwasher cost, as well as what a tradesperson would typically charge to install it for you.

In this guide, we cover everything you need to know about getting a new dishwasher installed in 2025. This includes a closer look at the dishwasher installation costs, as well as what's involved and whether this is a DIY-friendly job.

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Want a few more details about dishwasher installation costs first?

We've got you covered! Check out the full guide below.

two tradespeople installing a new dishwasher

Average Cost to Install Dishwasher (Unit & Labour):

Depending on the complexity of the job, it usually takes: 1 - 2 hours

£500

How Much to Install a Dishwasher?

Let's get straight to it:

How much does it cost to install a dishwasher in the UK?

The average cost of installing a dishwasher will depend on the type being fitted. A regular freestanding dishwasher would have a total instalment cost (labour and supply costs) of about £350 to £700.

The integrated dishwasher installation cost would be around £550 to £1,100 with the cost of fitting a slimline option being approximately £300 to £450. For a more expensive choice, installing a commercial dishwasher would require a budget of about £2,050 to £4,100.

The cost would depend not only on the size and type of dishwasher but even the material used, the brand, ease of access to the work area and whereabouts in the UK you live. Your location is especially important as labour prices differ across the different parts of the UK.

I want to install an integrated dishwasher into an existing cupboard that's never had one in there before. This is next to the sink unit. How much would this cost?

"The cost depends on the space needed to install the dishwasher. If your current cupboard space has enough room, then it should be okay. Normally, they have to be made to measure. Prices will vary depending on the time required, materials required, and any complications. You should expect it to cost around £100 or more."

Cost of Dishwasher Installation

In the table below, we've put the essential information side-by-side so you can get a quick look at what the cost of installing dishwashers of different types would be for you in 2025.

Type of Dishwasher Labour Cost Supply Costs Total Cost
Freestanding £50 – £100 £300 – £600 £350 – £700
Integrated £50 – £100 £500 – £1,000 £550 – £1,100
Slimline £50 – £100 £250 – £350 £300 – £450
Commercial £50 – £100 £2,000 – £4,000 £2,050 – £4,100
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How Much Does a New Dishwasher Cost?

We'll now take a look at the standalone costs involved in installing a dishwasher. These costs would apply if you were to purchase directly from a retailer yourself.

We'll also outline the pros and cons of each option, so that you can get a sense of what option is best in your circumstances.

Freestanding Dishwasher Cost

Freestanding dishwashers are also known as portable dishwashers. These dishwashers can be fitted with relative ease and can be installed wherever there is access to water and drainage.

These dishwashers are also relatively cheap. In fact, the standalone cost of a freestanding dishwasher is around £300 to £600.

Integrated Dishwasher Cost

A built-in or integrated dishwasher is a popular alternative to freestanding models. Integrated dishwashers are a good choice if you’re interested in customisation.

an open integrated dishwasher that is full of dishes

However, they do tend to be more costly than freestanding dishwashers, and there is less flexibility in terms of where you can fit one.

Integrated dishwashers come with a supply cost of around £500 to £1,000.

Slimline Dishwasher Cost

For smaller spaces/homes, a slimline dishwasher may be a good fit.

These dishwashers are slimmer and tend to be relatively inexpensive at approximately £250 to £350. The downside is that they provide a lower capacity.

Commercial Dishwasher Cost

A commercial dishwasher is not the right type for a regular domestic environment. Instead, they are perfect for restaurant kitchens.

closeup of a commercial dishwasher

These high-end appliances are designed with a large capacity; however, they are fairly expensive, with a supply cost of around £2,000 to £4,000.

How Much Does Dishwasher Installation Cost?

Now, let's take a look at labour costs and timescales.

The labour prices involved in fitting a dishwasher are part of the overall cost of such work but exclude the supply costs.

The cost of labour, regardless of the type of dishwasher, should fall in the range of £50 to £100.

In terms of the duration of the work, it would usually take an hour or two, but it would depend on the ease of access to the work area and the complexity of the installation. The cost of labour would be affected by these factors, as well as your specific location.

When would a front control dishwasher suit better vs when would a top control dishwasher be the better option to go with in your opinion?

"A top control dishwasher is normally an integrated version that has a matching door fitted the same as your kitchen."

What Impacts Dishwasher Installation Costs?

As you’ve seen, there are various cost-affecting factors involved in fitting a dishwasher. In this section, we’ll break these down in further detail.

Type and Size

The most important cost-affecting factor of a dishwasher installation would be the size and type of dishwasher.

While a slimline dishwasher has a supply cost of around £250 to £350, the standalone price of a commercial dishwasher would be somewhere in the thousands of pounds. The exact size of the dishwasher could also impact the standalone cost.

Material

Dishwashers tend to be made largely of stainless steel and plastic. Some may be more metallic-based than others. In this case, they may be more expensive than dishwashers that contain more plastic, but in general, the size/type of dishwasher would be more important for the cost.

Ease of Access

The easier a contractor can access the workspace for installing your dishwasher, the sooner they’ll be able to complete the work. If they are charging by the hour, then this could be the difference between a labourer billing you for one hour of labour than two, which would be a difference of about £50.

Location in the UK

Where you are located is also important to take on board given that dishwasher installation prices in terms of the cost of labour differ across the UK. Most homeowners will find that labour prices are above the UK average in the southeast (London is quite notorious for high pricing).

However, the north of England, Scotland and Northern Ireland usually have below-average labour costs.

This cost factor would not make a huge overall difference to your pricing since most of the cost of a dishwasher installation is down to the standalone cost of the dishwasher itself, whereas the cost of labour would probably make up somewhere between 5% and 20% of your total bill. This would depend on the type of dishwasher you’re installing.

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Additional Dishwasher Installation Costs

There are a number of related jobs that you might want to consider taking care of at the same as getting a dishwasher installed.

Why?

Bundling up multiple projects together usually means you'll be quoted lower labour rates than if you called the person out to do different projects on different days.

Let's take a look at two of the most relevant extra jobs that you might decide to address at the same time.

Kitchen Sink Replacement Cost

The first extra job that you could consider is replacing the kitchen sink.

a new kitchen sink being installed by a person

Upgrading your kitchen sink at the same time as installing a new dishwasher can make a huge difference to the look and feel of a kitchen and also give you the chance to match up with the aesthetic of the new dishwasher.

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If adjustments are required to the plumbing system in your kitchen, installing a new kitchen sink at the same time will also take less time than doing them separately.

The average kitchen sink installation cost is around £275 in 2025, but the exact price you're quoted will depend on the size and style of the kitchen sink you want.

Below we've brought together a summary of what you can expect for different types of kitchen sinks. These estimates include materials and labour.

Type of Kitchen Sink Cost Range Average Cost
Stainless Steel Sink and Taps £200 to £350 £275
Composite Sink and Taps £200 to £350 £275
Cast Iron Sink and Taps £475 to £950 £712
Ceramic Sink and Taps £230 to £400 £315
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Radiator Bleeding Cost

Bleeding your radiators is another job you could have done at the same time as a dishwasher installation, as it's typically something handled by a plumber.

a closeup of a person who is a bleeding a radiator

The average cost of bleeding a radiator is around £100 in the UK. This should be around what you expect to be quoted for between 5 and 10 radiators.

Prices for this type of job are driven by the amount of time required, so the exact cost of bleeding your radiators will depend on how many radiators that need attention.

Here's a slightly closer look at what you should typically expect to pay to bleed a different number of radiators.

Keep in mind: If a tradesperson is already on-site doing something else for you, then the costs could be significantly lower than this — especially if you only want them to look at 1 or 2 radiators.

Number of Radiators Bled Cost Range Average Cost
Bleed 1 Radiator £50 – £70 £60
Bleed 5 – 10 Radiators £80 – £100 £90
Bleed 10 – 15 Radiators £100 – £150 £125
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Many people only have their radiators vented when they notice an issue. The two most common signs that this is required are if there are cold spots at the top of a radiator or when some of your rooms don't feel as if they're heating up as well as others.

But getting this done on a regular schedule can keep your heating system operating as optimally as possible. And if you already have a plumber on-site, it can be very cost-efficient to get sorted at the same time.

What's Involved in Installing a Dishwasher?

Let's now discuss the steps involved in fitting a dishwasher.

tradesperson in the process of installing a new dishwasher

Step 1: Preparations

Before anything else, you’ll want to make the necessary preparations ahead of a dishwasher installation. There are various possibilities here. If you want to fit the dishwasher DIY, then you’re going to need the right skills and knowledge for the task.

If an existing dishwasher is in place, it must be removed first. However, it’s important that the power and water are turned off before doing so.

Step 2: Connecting the Power Supply

Following the instructions, you’ll need to hook the dishwasher up to the relevant power supply. Of course, before you do any of this work, ensure the electrics are isolated at the mains. This is to prevent electrocution, which could prove lethal.

Step 3: Installing the Dishwasher

Generally, fitting a dishwasher entails fitting isolation valves such that your dishwasher can be isolated without the need to cut off your water supplies.

Then the waste hose should be connected to the trap that sits at the top of the standpipe beneath the sink. The final connections would depend on whether you fit into an existing water supply or a new one.

Step 4: Check the Connections

It’s important to make sure that all the connections are right before turning back on the power and using the dishwasher. Again, you should ensure you follow the instructions to a T and take all necessary safety steps. Otherwise, it would be best to hire a professional.

Can I Install a Dishwasher Myself?

The good news is that it is generally perfectly fine for a DIYer to install a dishwasher themselves. However, it is important that you have the right skills and knowledge.

I feel like the water in my dishwasher isn't heating up correctly. Do you know why this might be and can it be fixed DIY?

"If you have your dishwasher connected to the cold water supply then it's highly likely that a faulty heating element or thermostat are the cause of the water not heating.

If you're connected to the hot water supply, then it's worth checking the water supply itself to make sure that it's actually an issue with the dishwasher and not something else."

In addition, you’ll want to be aware of the necessary safety steps such as ensuring that you isolate any electrics/power at the mains if required as part of the installation. Remember that electrocution can kill, so safety in this regard is paramount.

The hazards/dangers of fitting a dishwasher DIY include:

  • Working with electrics.
  • Risk of an incorrect installation.

Building Regulations & Planning Permission for Dishwasher Installations

In general, building regulations shouldn’t apply. However, if electric work is involved, it’s worth checking with your local council.

tradesperson installing a component inside of a new dishwasher unit

As for planning permission, unless more extensive work is required for the installation or other more complex work is taking place hand-in-hand with fitting your dishwasher, then planning approval should not prove necessary. If building regulations approval is needed, you’d probably need to spend around £100.

Where is it safe to locate a socket for my dishwasher that's out of sight? I'm told it can't go behind the machine or under the sink. Is this right?

"Yes, you can have a socket behind the dishwasher, but would advise having a switch above the work surface to isolate. Either that or a socket mounted inside a nearby kitchen unit, which ensures it's accessible and can be switched off."

Hiring Contractors to Install a Dishwasher Checklist

There's a range of tips worth taking into account before seeking a contractor to hire for the installation of a dishwasher.

an integrated dishwasher being installed by a tradesperson

Here is our advice for hiring a dishwasher installer:

  • Ask friends/family for recommendations.
  • Look up ‘dishwasher installation near me’ on a search engine.
  • Take a look at any online reviews/ratings different installers have.
  • Look for several quotes before making a choice.
  • Ask about their previous work.

FAQs

How do you level a dishwasher after installation?

This can be measured using a level tool. If the dishwasher is not positioned correctly, you may need to adjust the front or back legs to get it just right. If in doubt, consult a professional.

How long do dishwashers generally last?

In most cases, a dishwasher should last for about a decade if looked after properly.

What is the most common type of dishwasher?

Integrated dishwashers (a.k.a. built-in dishwashers) are the most common option.

Should you run an empty wash first after having a dishwasher installed?

Yes, it is recommended to run an empty wash first after a dishwasher installation.

Of all the issues that might arise with a dishwasher, which one is the most common?

Arguably it would be a defective water inlet valve. This would mean that water is not being pulled into the appliance as needed. If this happens, you could hire a professional to come out and fix the water inlet valve.

How much does a dishwasher cost to repair?

While it would depend on the problem at hand, you’d be looking at paying somewhere between £100 and £200 to have a dishwasher repaired.

Are there even smaller and more convenient dishwashers than slimline appliances?

Yes, you could avail of a tabletop dishwasher (a.k.a. a countertop dishwasher). These tend to be around the size of a microwave and are suitable for low-capacity dish loads. They usually cost a few hundred pounds.

Sources

https://www.homebase.co.uk/ideas-advice/kitchen-and-bathroom/kitchen-fitting/install-a-dishwasher-or-washing-machine/
https://www.waterregsuk.co.uk/news/newsletter/categories/installer_news/plumbing_in_appliances/
https://kitchinsider.com/integrated-vs-freestanding-dishwasher/

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