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Fan coil unit visible through an open ceiling tile, with an engineer's torch

Fan coil units in Castlereagh

Keep your systems in Castlereagh running: fan coil unit servicing and repairs, with any extra work explained and priced before it starts.

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

How much does fan coil unit work cost in Castlereagh?

Typical prices in Castlereagh run from £60 to £135 per fan coil serviced before VAT; a typical job (service of 20 fan coils) is usually £1,195–£2,650 plus VAT. Parts and repairs are only done once you approve the price.

A fan coil unit (FCU) is a heating and cooling terminal unit, usually hidden in the ceiling, that blows room air across coils fed with chilled and hot water from central plant.

Where we work around Castlereagh

Businesses in Castlereagh range from independent shops and restaurants to offices, clinics and warehouses. Belfast is about 4 km away.

We work across Castlereagh's postcode districts, including BT5 and BT6. We also cover Belfast, Newtownabbey and Lisburn, all within easy reach of Castlereagh. Businesses across County Down can combine servicing with any F-gas leak checks their systems need, which saves a separate attendance.

What is included

  • Fan coil condition surveys
  • Filter, coil and condensate tray cleaning
  • Fan motor replacement (including EC motor upgrades)
  • Full unit replacement
  • Water balancing coordination with your mechanical contractor

Local guide prices for Castlereagh

Prices below include our regional adjustment for Northern Ireland (8% below the UK guide).

Fan coil units guide prices, Castlereagh
ItemGuide price (ex VAT)Inc VATBasis
Fan coil service£60–£135£72–£162per unit
EC motor upgrade£365–£825£438–£990per unit
Valve and actuator replacement£225–£545£270–£654per unit
Full fan coil replacement£1,350–£3,150£1,620–£3,780per unit

Ex VAT. Fan coil servicing is priced per unit on planned programmes; one-off visits and replacements are priced per visit or per unit as shown.

How a visit in Castlereagh works

  1. Survey

    We sample units across the building and record condition and faults.

  2. Plan

    Repairs or replacements are programmed floor by floor.

  3. Work

    Units are serviced, repaired or replaced with minimal disruption.

  4. Commission

    Controls and air flows are checked and records updated.

What to think about in Castlereagh

EC motors

Upgrading old motors to EC motors reduces electricity use and noise.

Neighbours and noise

Outdoor units near flats — common above shops — need careful siting so noise at neighbours' windows stays low. We choose positions and quieter units with that in mind.

Water systems

Fan coils depend on the chilled and heating water systems; we coordinate with whoever maintains the central plant.

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.

Premises we work in around Castlereagh

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

Questions about fan coil units in Castlereagh

How much does fan coil unit work cost in Castlereagh?

In Castlereagh, expect about £60–£135 per fan coil serviced, plus VAT. A typical job (service of 20 fan coils) is £1,195–£2,650 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.

Do you maintain chillers too?

We focus on the fan coils and terminal units and coordinate with the central plant maintainer.

What is a fan coil unit?

A ceiling or wall unit that heats and cools a room by blowing air over coils fed with chilled and hot water from central plant.

Get a guide price for Castlereagh

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

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