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Foaming coil cleaner being sprayed onto an indoor unit heat exchanger

Air conditioning cleaning in Castlereagh

Air conditioning cleaning in Castlereagh, booked around your opening hours and priced up front.

  • Visit price agreed before we book
  • Written report after every visit
  • F-gas records updated where required

How much does air conditioning cleaning cost in Castlereagh?

Typical prices in Castlereagh run from £85 to £225 per indoor unit before VAT; a typical job (deep clean of 2–4 wall or cassette units) is usually £315–£730 plus VAT. Parts and repairs are only done once you approve the price.

Air conditioning cleaning is a deep clean of an indoor unit's filters, heat exchanger coil, fan, condensate tray and drain, and the outdoor unit's coil.

Covering Castlereagh and nearby

Castlereagh has a compact centre of shops, cafés and offices, with business units on its outskirts. Belfast is about 4 km away.

We work across Castlereagh's postcode districts, including BT5 and BT6. We also work in nearby Belfast, Newtownabbey and Lisburn. Service and repair visits in Castlereagh are booked around your opening hours, with the price agreed before we come.

What we do

  • Filter wash or replacement
  • Indoor coil clean and rinse
  • Condensate tray and drain flush with treatment
  • Outdoor coil clean
  • Before-and-after check of air flow and temperatures

Prices in Castlereagh

Guide prices for Castlereagh, set for Northern Ireland. Your fixed price comes in writing.

AC cleaning guide prices, Castlereagh
ItemGuide price (ex VAT)Inc VATBasis
Wall-mounted unit deep clean£85–£160£102–£192per unit
Ceiling cassette deep clean£135–£225£162–£270per unit
Ducted unit and grilles clean£180–£365£216–£438per unit
Outdoor coil clean£60–£135£72–£162per unit

Ex VAT. Heavily soiled kitchen units may take longer and cost more.

How a visit in Castlereagh works

  1. Protect

    Floors and furniture are covered and the unit isolated.

  2. Strip down

    Covers, filters and (where practical) the fan are removed for cleaning.

  3. Clean

    Coils, fan, tray and drain are cleaned and rinsed into a collection bag.

  4. Test

    The unit is reassembled and run, with temperatures checked.

Points to plan for in Castlereagh

Frequency

Most units need a deep clean every one to two years; kitchens and salons more often.

Roof and height work

Flat roofs, high walls and atriums need the right access equipment and edge protection. We plan towers, MEWPs or scaffold before the job, not on the day.

Downtime

Each unit is out of action for about an hour while it is cleaned.

Leased premises

If your Castlereagh premises are leased, the landlord's written consent is usually needed for external units, wall penetrations and roof access. We provide drawings and data sheets for the request.

Typical premises in Castlereagh

  • Healthcare and dental: clean, quiet cooling for surgeries, clinics, dental practices and care settings.
  • Restaurants and cafés: dining rooms that stay comfortable next to a hot kitchen and a busy service.
  • Gyms and leisure: high-capacity cooling and fresh air for gym floors, studios and changing rooms.
  • Salons and spas: comfortable salons and treatment rooms despite dryers, lamps and steam.

Two rules matter for most businesses in Northern Ireland: EU F-gas rules that apply in Northern Ireland (leak checks from 5 tonnes CO2e) and the periodic energy inspection for more than 12 kW of air conditioning.

Common questions from businesses in Castlereagh

How much does air conditioning cleaning cost in Castlereagh?

In Castlereagh, expect about £85–£225 per indoor unit, plus VAT. A typical job (deep clean of 2–4 wall or cassette units) is £315–£730 plus VAT. Any parts or repairs are priced before we go ahead.

Do you also cover Belfast, Newtownabbey and Lisburn?

Yes. Alongside Castlereagh, we also cover Belfast, Newtownabbey and Lisburn. Each has its own page with local guide prices.

Which postcodes do you cover in Castlereagh?

All of them, including BT5 and BT6. Give us your postcode when you enquire and we will confirm the visit details.

How often should units be deep cleaned?

Every one to two years in offices; every three to six months near kitchens, in gyms or salons.

Why does my air conditioning smell?

A musty smell usually comes from mould or bacteria in the coil, tray or drain. A deep clean and drain treatment normally removes it.

Talk to us about your premises in Castlereagh

The visit price is agreed before we book. We reply with a guide price or available dates.

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