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

Ceiling cassette air conditioning in Plymouth

Ceiling cassette air conditioning in Plymouth, sized to the real heat load of your premises rather than guessed from the floor area.

  • 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 Plymouth?

Budget roughly £2,250–£5,150 per cassette ex VAT in Plymouth. For a typical job — shop or restaurant with 2–3 cassettes — expect £5,150–£14,050 plus VAT. You get a fixed written quote after the free survey.

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

Where we work around Plymouth

In Plymouth, commercial premises range from city-centre office blocks and shopping streets to restaurants, hotels and industrial estates.

We cover every Plymouth postcode, including PL2 and PL4. Neighbouring towns we cover include Paignton, Newton Abbot and St Austell. For ceiling cassette air conditioning in Plymouth, the survey looks at where the outdoor unit can go, how pipework will reach the indoor units and whether the electrical supply has capacity.

What is included

  • Survey of the ceiling void depth and grid
  • Compact 600 mm or full-size cassette selection
  • Pipework, condensate pump and drain connection
  • Fresh-air spigot connection where ventilation ductwork is available
  • Wired controller or central control

Local guide prices for Plymouth

Prices below include our regional adjustment for the South West (4% above the UK guide).

Ceiling cassettes guide prices, Plymouth
ItemGuide price (ex VAT)Inc VATBasis
Compact 600 mm cassette (up to about 5 kW)£2,250–£4,095£2,700–£4,914per unit
Full-size four-way cassette (7–14 kW)£3,050–£5,150£3,660–£6,180per unit
Ceiling tile and grid alterations£100–£410£120–£492per unit
Fresh-air spigot connection£205–£620£246–£744per unit

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

From enquiry to handover in Plymouth

  1. Check the void

    We confirm void depth, grid size and any obstructions such as beams, sprinkler pipes or ductwork.

  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. We keep work areas in Plymouth screened and tidy at the end of each day.

  4. Test and commission

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

Local points to consider

Void depth

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

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.

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.

Who we work with in Plymouth

  • Pubs and bars: cooling for busy bars, function rooms and cellars, sited with neighbours in mind.
  • Gyms and leisure: high-capacity cooling and fresh air for gym floors, studios and changing rooms.
  • Offices: zoned cooling and heating for open-plan floors, meeting rooms and comms rooms.
  • Restaurants and cafés: dining rooms that stay comfortable next to a hot kitchen and a busy service.

In England, systems holding 5 tonnes CO2 equivalent of refrigerant or more fall under GB F-gas rules, with regular leak checks and records; buildings with more than 12 kW of air conditioning in total also need a periodic energy inspection.

Your questions answered

How much does a ceiling cassette cost in Plymouth?

Guide prices in Plymouth run from about £2,250 to £5,150 per cassette, plus VAT. A typical job (shop or restaurant with 2–3 cassettes) costs £5,150–£14,050 plus VAT. We fix the price in writing after a free survey.

Do you also cover Paignton, Newton Abbot and St Austell?

Yes. Alongside Plymouth, we also cover Paignton, Newton Abbot and St Austell. Each has its own page with local guide prices.

Which postcodes do you cover in Plymouth?

All of them, including PL2 and PL4. Give us your postcode when you enquire and we will confirm the visit details.

What size cassette do I need?

It depends on the heat load. As a guide, a compact cassette suits a room of up to about 40–50 m² of office space; larger spaces use bigger units or several cassettes.

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.

Talk to us about your premises in Plymouth

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

CallGet a quote