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Foaming coil cleaner being sprayed onto an indoor unit heat exchanger

Air conditioning cleaning in Horsham

Air conditioning cleaning in Horsham, with the visit price agreed before we come and a written report after.

  • 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 Horsham?

In Horsham, expect around £110–£280 per indoor unit, plus VAT. A typical job (deep clean of 2–4 wall or cassette units) is £395–£915 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 Horsham and nearby

Horsham has a compact centre of shops, cafés and offices, with business units on its outskirts. Crawley is about 12 km away.

We cover every Horsham postcode, including RH12 and WR6. We also cover Crawley, Horley and Haywards Heath, all within easy reach of Horsham. Service and repair visits in Horsham are booked around your opening hours, with the price agreed before we come.

Included as standard

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

AC cleaning prices in Horsham

Guide prices for Horsham, set for the South East. Your fixed price comes in writing.

AC cleaning guide prices, Horsham
ItemGuide price (ex VAT)Inc VATBasis
Wall-mounted unit deep clean£110–£195£132–£234per unit
Ceiling cassette deep clean£165–£280£198–£336per unit
Ducted unit and grilles clean£225–£455£270–£546per unit
Outdoor coil clean£75–£165£90–£198per unit

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

How a visit in Horsham 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 Horsham

Frequency

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

Leased premises

If your Horsham 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.

Smells

Musty smells usually mean biological growth in the coil or tray; a deep clean and drain treatment normally cures them.

Conservation areas

Historic streets and listed buildings in and around Horsham are more likely to need planning permission for outdoor units on visible elevations. We check with the local planning authority before work is booked.

Typical premises in Horsham

  • Salons and spas: comfortable salons and treatment rooms despite dryers, lamps and steam.
  • Restaurants and cafés: dining rooms that stay comfortable next to a hot kitchen and a busy service.
  • Healthcare and dental: clean, quiet cooling for surgeries, clinics, dental practices and care settings.
  • Pubs and bars: cooling for busy bars, function rooms and cellars, sited with neighbours in mind.

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

Your questions answered

How much does air conditioning cleaning cost in Horsham?

In Horsham, expect about £110–£280 per indoor unit, plus VAT. A typical job (deep clean of 2–4 wall or cassette units) is £395–£915 plus VAT. Any parts or repairs are priced before we go ahead.

Do you also cover Crawley, Horley and Haywards Heath?

Yes. Alongside Horsham, we also cover Crawley, Horley and Haywards Heath. Each has its own page with local guide prices.

Which postcodes do you cover in Horsham?

All of them, including RH12 and WR6. Give us your postcode when you enquire and we will confirm the visit details.

Will cleaning reduce running costs?

Clean coils and filters let the unit move air and exchange heat properly, which reduces the energy it needs to reach temperature.

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.

Get a guide price for Horsham

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

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