How much does air conditioning installation cost in the UK?

Air conditioning installation costs range from around £1,500 for a single-room wall-mounted split system to £12,000+ for a full ducted whole-home system. Airomax provides free, fully itemised quotes with no hidden costs. Finance is available on all units.

How long does air conditioning installation take?

Most single-room air conditioning installations are completed in one day. Multi-room systems typically take 2–3 days. Larger commercial installations are planned to an agreed timeline.

Do I need planning permission to install air conditioning in the UK?

In most cases, no. Air conditioning units installed on most domestic properties fall under permitted development rights. Listed buildings or conservation areas may require consent. Airomax engineers advise during the free site survey.

Are Airomax engineers F-Gas registered?

Yes. All Airomax engineers are fully F-Gas registered and Ref-Com certified. Every installation comes with an F-Gas compliance certificate.

Do you offer finance on air conditioning systems?

Yes. Airomax offers flexible finance on all air conditioning units, including 0% interest options on selected systems.

Do you provide 24/7 emergency air conditioning repair?

Yes. Airomax engineers are available 24 hours a day, 7 days a week, including bank holidays, for emergency air conditioning and refrigeration repair across the UK.

Spread the cost with Finance from

£61 / month

Total £2200 · interest-free options at checkout

Choose a term

100% secured Flexible payments 2-min decision

✓F-Gas Registered
🛡5-Year Warranty
⏱Same-Week Installation
💷Finance Available

In stock

Mitsubishi

Wall Mounted Mitsubishi Electric MSZ-LN 2.5kW Ruby Red Air Conditioner with Built-In WiFi

❄ Cooling 🔥 Heating

£2,200.00

Includes supply and full installation

Add a touch of style to your home while enjoying year-round comfort with the Mitsubishi Electric MSZ-LN 2.5kW Ruby Red Wall Mounted Air Conditioner with Built-In WiFi. Combining award-winning design with industry-leading technology, the MSZ-LN Premium Series delivers exceptional cooling, efficient heating, advanced air purification, and intelligent climate control.

Finished in a striking Ruby Red, this premium wall-mounted air conditioning system is ideal for bedrooms, living rooms, home offices, apartments, and small commercial spaces. With built-in WiFi, voice control compatibility, and Mitsubishi Electric's innovative Plasma Quad Plus filtration system, you can enjoy cleaner air and complete comfort all year round.

Key Features

2.5kW Cooling & Heating Capacity – Ideal for bedrooms, home offices, lounges, and smaller living spaces.
Built-In WiFi – Control your air conditioner remotely using the Mitsubishi Electric MELCloud app.
Plasma Quad Plus Air Purification – Helps neutralise viruses, bacteria, mould, allergens, dust, and PM2.5 particles for cleaner indoor air.
3D i-See Sensor Technology – Detects room occupancy, position, and temperature to optimise airflow and maximise energy efficiency.
Energy Efficient Inverter Technology – Delivers outstanding performance while helping reduce energy consumption and running costs.
Ultra-Quiet Operation – Low noise levels make it ideal for bedrooms, living areas, and offices.
Voice Control Compatible – Works with Amazon Alexa and Google Assistant for convenient hands-free operation.
Dual Barrier Coating – Helps prevent dust and grease build-up on internal components, maintaining efficiency and cleaner airflow.
Premium Ruby Red Finish – A contemporary designer finish that complements modern interiors.
Year-Round Comfort – Powerful cooling in summer and energy-efficient heating in winter.

Ideal For

Bedrooms
Living rooms
Home offices
Apartments
Conservatories
Retail shops
Small commercial spaces

Technical Specifications

Type: Wall Mounted Single Split Air Conditioner
Cooling Capacity: 2.5kW
Functions: Cooling & Heating (Heat Pump)
WiFi: Built-In
Air Purification: Plasma Quad Plus
Control: MELCloud App, Amazon Alexa & Google Assistant Compatible
Technology: DC Inverter with 3D i-See Sensor
Refrigerant: R32
Energy Efficiency: A+++ Rated (Model Dependent)

What's Included

1 × Mitsubishi Electric MSZ-LN Ruby Red Indoor Unit
1 × Outdoor Condensing Unit
1 × Wireless Backlit Remote Controller

The Mitsubishi Electric MSZ-LN 2.5kW Ruby Red Wall Mounted Air Conditioner with Built-In WiFi combines premium design, intelligent technology, and exceptional energy efficiency to deliver reliable heating, cooling, and cleaner air. It's the perfect choice for anyone looking to enhance their indoor comfort with one of Mitsubishi Electric's most advanced air conditioning systems.

Installation details

Help us prepare your installation by answering a few quick questions.

Property type Where would it be installed? Which floor is the room on? How far will the indoor unit be from the outdoor unit? How would you like the outdoor unit to be positioned?

Speak to us

One unit per order. Your selected option, date and installation details are passed to checkout.

Product details

Brand	Mitsubishi
Type	Wall unit
Price from	£2,200.00
Includes	Supply + full installation
Warranty	5 years

How it works

Choose your unit
Pick the size that suits your room and budget.
Book a date
Select a preferred installation date from availability.
We handle the rest
Our F-Gas engineers install and commission your system.

Why choose us

All work covered by a 5-year warranty
Same-week installation available on most orders
Refcom and F-Gas registered engineers
24/7 UK based support
Serving the UK over 8,000 installations completed

Booked online, had the unit installed three days later. The engineer was brilliant tidy, quick, and talked me through everything.
— Sarah, Leeds

Best decision we made for the home office. The booking process was dead simple and the price included everything no hidden extras.
— James, Middlesbrough

Used for a commercial unit in our salon. Professional from start to finish. Will be ordering again for the second room.
— Claire, Bradford

Your price includes everything ✓ No hidden extras

✓

Pre-install surveyWe confirm the best position

✓

Indoor + outdoor unitMounted and secured

✓

Pipework up to 15mNeat, trunked runs

✓

CommissioningTested and F-Gas signed off

✓

Clean-up + demoWe show you how it works

Runs over 15m or unusual access? We'll flag any extra in writing before you commit "never after".

Common questions

How long does installation take?

Most single-unit installs are completed in a few hours in a single visit.

Will it make a mess?

Our engineers protect your floors and tidy up fully before they leave. All outdoor pipework is neatly trunked.

Is the price really all-in?

Yes! supply, full installation, commissioning and F-Gas sign-off are included. Any unusual access is flagged in writing first.

What if my walls are difficult?

We assess this in the pre-install survey over the phone or by email and will tell you up front if anything affects the quote.

How longs the warranty?

All our AC units are covered by a 5 year warranty for peace of mind.

Cooling & heating, all year round

Designed for year-round performance, this system delivers powerful heating and cooling for all seasons.

The integrated dehumidifier enhances air quality.

Backed by a 5-year warranty, it offers reliability and peace of mind.

We are committed to delivering the highest level of customer satisfaction on every project.

Built on experience and expertise

Backed by over 30 years of experience, we provide reliable and efficient cooling solutions.

About us

Air conditioning repair Middlesbrough engineer fixing unit

F-Gas Registered

All our engineers are F-Gas registered and comply with strict UK regulations.

Learn more

Expert support

Our dedicated team is here to help you with any questions or concerns.

Contact us

Need Help?

Need assistance with your order? Speak to our experts for fast, friendly support.

CALL NOW