Air handling units in Lisburn
Clear prices and written reports for air handling unit servicing and repairs in Lisburn.
- Visit price agreed before we book
- Written report after every visit
- F-gas records updated where required
How much does an air handling unit service cost in Lisburn?
In Lisburn, expect around £225–£545 per unit, per visit, plus VAT. A typical job (AHU service with filter change) is £225–£545 plus VAT. Parts and repairs are only done once you approve the price.
An air handling unit (AHU) is a large central unit that filters, heats, cools and moves air through a building's ductwork, often with heat recovery.
Where we work around Lisburn
In Lisburn, typical commercial premises include town-centre shops and offices, surgeries, gyms and units on business parks. Belfast is about 11 km away.
Postcode districts we cover in Lisburn include BT27 and BT28. Neighbouring towns we cover include Belfast, Castlereagh and Newtownabbey. For air handling unit servicing and repairs in Lisburn, roof and high-level access is planned in advance, so the visit is not wasted waiting for a tower or a key.
What is included
- Filter changes to the specified grade
- Fan, belt and motor checks
- Coil and drip tray cleaning
- Damper and actuator checks
- Repairs, upgrades and full replacement
Air handling units prices in Lisburn
Prices below include our regional adjustment for Northern Ireland (8% below the UK guide).
| Item | Guide price (ex VAT) | Inc VAT | Basis |
|---|---|---|---|
| AHU service with filter change | £225–£545 | £270–£654 | per visit |
| Fan / motor replacement | £1,350–£4,550 | £1,620–£5,460 | per fan |
| Full AHU replacement | £13,750–£63,995 | £16,500–£76,794 | per unit |
Ex VAT. Filters are charged at cost for the grade specified.
What happens on a visit in Lisburn
Inspect
We record the AHU type, condition, filter grades and controls.
Service
Filters are changed and components cleaned and checked.
Report
Readings and recommendations are reported.
Upgrade or replace
Where needed, we quote for fan upgrades or replacement.
Points to plan for in Lisburn
Energy
Fan upgrades and better controls can cut energy use significantly on older units.
Conservation areas
Historic streets and listed buildings in and around Lisburn are more likely to need planning permission for outdoor units on visible elevations. We check with the council's planning service before work is booked.
Filters
Filter grades should match the original design or current guidance for the building.
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.
Who we work with in Lisburn
- Warehouses and industrial: cooling for offices, mezzanines, control rooms and temperature-sensitive areas.
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.
FAQs for Lisburn
How much does an air handling unit service cost in Lisburn?
In Lisburn, expect about £225–£545 per unit, per visit, plus VAT. A typical job (AHU service with filter change) is £225–£545 plus VAT. Any parts or repairs are priced before we go ahead.
Do you also cover Belfast, Castlereagh and Newtownabbey?
Yes. Alongside Lisburn, we also cover Belfast, Castlereagh and Newtownabbey. Each has its own page with local guide prices.
Which postcodes do you cover in Lisburn?
All of them, including BT27 and BT28. Give us your postcode when you enquire and we will confirm the visit details.
How often should an AHU be serviced?
Typically every three to six months, depending on use and filter loading.
How long do air handling units last?
Commonly 20 years or more with good maintenance, though fans and controls may need replacing sooner.
Get a guide price for Lisburn
The visit price is agreed before we book. We reply with a guide price or available dates.