Air handling units in Barnet
Clear prices and written reports for air handling unit servicing and repairs in Barnet.
- 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 Barnet?
Typical prices in Barnet run from £315 to £760 per unit, per visit before VAT; a typical job (AHU service with filter change) is usually £315–£760 plus VAT. Any extra work is priced and approved before it starts.
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.
Barnet and surrounding areas
Premises in Barnet are often in mixed-use buildings with shared roofs and tight access, so outdoor unit positions are agreed early.
We work across Barnet's postcode districts, including EN5. We also work in nearby East Barnet, Potters Bar and Borehamwood. Each visit in Barnet ends with a written report: what was checked, readings taken and anything that needs attention, priced separately for you to approve.
What the job covers
- Filter changes to the specified grade
- Coil and drip tray cleaning
- Damper and actuator checks
- Heat recovery device checks
- Repairs, upgrades and full replacement
Guide prices in Barnet
Guide prices for Barnet, set for London. Your fixed price comes in writing.
| Item | Guide price (ex VAT) | Inc VAT | Basis |
|---|---|---|---|
| AHU service with filter change | £315–£760 | £378–£912 | per visit |
| Fan / motor replacement | £1,850–£6,350 | £2,220–£7,620 | per fan |
| Full AHU replacement | £19,150–£88,995 | £22,980–£106,794 | per unit |
Ex VAT. Filters are charged at cost for the grade specified.
How a visit in Barnet works
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.
What to think about in Barnet
Filters
Filter grades should match the original design or current guidance for the building.
Leased premises
If your Barnet 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.
Energy
Fan upgrades and better controls can cut energy use significantly on older units.
Access and parking
Town-centre jobs in Barnet often come down to access — loading restrictions, parking for the van and getting equipment onto a roof. We check this at survey and plan deliveries around it.
Types of premises we cover in Barnet
- Warehouses and industrial: cooling for offices, mezzanines, control rooms and temperature-sensitive areas.
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.
Questions about air handling units in Barnet
How much does an air handling unit service cost in Barnet?
In Barnet, expect about £315–£760 per unit, per visit, plus VAT. A typical job (AHU service with filter change) is £315–£760 plus VAT. Any parts or repairs are priced before we go ahead.
Do you also cover East Barnet, Potters Bar and Borehamwood?
Yes. Alongside Barnet, we also cover East Barnet, Potters Bar and Borehamwood. Each has its own page with local guide prices.
Which postcodes do you cover in Barnet?
All of them, including EN5. Give us your postcode when you enquire and we will confirm the visit details.
How long do air handling units last?
Commonly 20 years or more with good maintenance, though fans and controls may need replacing sooner.
Do you handle crane lifts?
Yes, we plan craneage, permits and lifting for replacements.
Need air handling unit servicing and repairs in Barnet?
The visit price is agreed before we book. We reply with a guide price or available dates.