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Four-way ceiling cassette air conditioning unit in a clothing shop ceiling

Ceiling cassette air conditioning in Dover

A free survey, a clear specification and a fixed price for ceiling cassette air conditioning in Dover.

  • Free site survey and fixed written quote
  • Unit sizes, refrigerant and price set out in writing
  • Work planned around your opening hours

How much does a ceiling cassette cost in Dover?

In Dover, guide prices run from about £2,450 to £5,695 per cassette, plus VAT. A typical job (shop or restaurant with 2–3 cassettes) usually comes to £5,695–£15,500 plus VAT. The fixed price follows a free survey.

A ceiling cassette is an air conditioning indoor unit that sits inside a suspended ceiling with only a square grille visible.

Dover and surrounding areas

Dover has a compact centre of shops, cafés and offices, with business units on its outskirts.

That includes premises in CT16 and the surrounding districts. We also work in nearby Folkestone, Deal and Canterbury. Buildings across Kent range from converted period offices to modern units with deep ceiling voids, so we measure each site rather than relying on a standard package.

What you get

  • Survey of the ceiling void depth and grid
  • Compact 600 mm or full-size cassette selection
  • Fresh-air spigot connection where ventilation ductwork is available
  • Wired controller or central control
  • Commissioning and F-gas records

Guide prices in Dover

Prices below include our regional adjustment for the South East (15% above the UK guide).

Ceiling cassettes guide prices, Dover
ItemGuide price (ex VAT)Inc VATBasis
Compact 600 mm cassette (up to about 5 kW)£2,450–£4,550£2,940–£5,460per unit
Full-size four-way cassette (7–14 kW)£3,395–£5,695£4,074–£6,834per unit
Ceiling tile and grid alterations£110–£455£132–£546per unit
Fresh-air spigot connection£225–£685£270–£822per unit

Ex VAT, supply and install on a single or multi-split system.

How a job in Dover works

  1. Check the void

    We confirm void depth, grid size and any obstructions such as beams, sprinkler pipes or ductwork. For sites in Dover we confirm access and parking beforehand.

  2. Set positions

    Cassettes are placed against the lighting and grid layout so air reaches the whole space.

  3. Hang and connect

    Units are hung on drop rods, connected to pipework and the condensate line.

  4. Test and commission

    The condensate pump is water-tested, the system pressure tested and charged, and air directions set.

Points to plan for in Dover

Ceiling grid

Compact cassettes drop into a 600 mm grid; full-size units need the grid adapting around a larger panel.

Shared buildings

In multi-let buildings, roof space, risers and plant areas are often controlled by a managing agent. We work to their permits and method-statement requirements.

Void depth

Compact cassettes typically need around 250–300 mm of clear void; larger units need more. We measure before quoting.

Working hours

Most Dover businesses prefer noisy work outside trading hours. Early starts, evenings and weekends can be arranged and are priced up front.

Premises we work in around Dover

  • 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.
  • Salons and spas: comfortable salons and treatment rooms despite dryers, lamps and steam.
  • Offices: zoned cooling and heating for open-plan floors, meeting rooms and comms rooms.

Compliance in England: refrigerant work falls under GB F-gas rules, and buildings with more than 12 kW of air conditioning in total need a periodic energy inspection (often called TM44).

Your questions answered

How much does a ceiling cassette cost in Dover?

Guide prices in Dover run from about £2,450 to £5,695 per cassette, plus VAT. A typical job (shop or restaurant with 2–3 cassettes) costs £5,695–£15,500 plus VAT. We fix the price in writing after a free survey.

Do you also cover Folkestone, Deal and Canterbury?

Yes. Alongside Dover, we also cover Folkestone, Deal and Canterbury. Each has its own page with local guide prices.

Which postcodes do you cover in Dover?

All of them, including CT16. Give us your postcode when you enquire and we will confirm the visit details.

How often should cassettes be cleaned?

Filters should be cleaned every few months in busy premises, with a full service and coil clean at least once a year.

Can a cassette bring in fresh air?

Many cassettes have a knock-out for a fresh-air duct, so ventilation air can be connected. The ventilation system still needs designing separately.

Get a guide price for Dover

Free survey and fixed written quote. We reply with a guide price or to book the survey.

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