Air handling units in Dunstable
Keep your systems in Dunstable running: air handling 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 an air handling unit service cost in Dunstable?
Guide price in Dunstable: £265–£645 per unit, per visit ex VAT, with a typical job (AHU service with filter change) at £265–£645 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.
Our coverage in Dunstable
Dunstable has a compact centre of shops, cafés and offices, with business units on its outskirts. Luton is about 7 km away.
We work across Dunstable's postcode districts, including LU6. Nearby, we also cover Luton (about 7 km), Leighton Buzzard (about 10 km) and Harpenden (about 14 km). For air handling unit servicing and repairs in Dunstable, 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
- Fan, belt and motor checks
- Coil and drip tray cleaning
- Damper and actuator checks
- Heat recovery device checks
- Repairs, upgrades and full replacement
Guide prices in Dunstable
Prices below include our regional adjustment for the East of England (8% above the UK guide).
| Item | Guide price (ex VAT) | Inc VAT | Basis |
|---|---|---|---|
| AHU service with filter change | £265–£645 | £318–£774 | per visit |
| Fan / motor replacement | £1,550–£5,350 | £1,860–£6,420 | per fan |
| Full AHU replacement | £16,150–£74,995 | £19,380–£89,994 | per unit |
Ex VAT. Filters are charged at cost for the grade specified.
How a visit in Dunstable 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.
Things to check in Dunstable
Replacement logistics
Large AHU replacements need craneage, road closures and careful programming.
Conservation areas
Historic streets and listed buildings in and around Dunstable are more likely to need planning permission for outdoor units on visible elevations. We check with the local planning authority before work is booked.
Filters
Filter grades should match the original design or current guidance for the building.
Leased premises
If your Dunstable 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.
Types of premises we cover in Dunstable
- Warehouses and industrial: cooling for offices, mezzanines, control rooms and temperature-sensitive areas.
Two rules matter for most businesses in England: GB F-gas rules (leak checks from 5 tonnes CO2e) and the periodic energy inspection for more than 12 kW of air conditioning.
FAQs for Dunstable
How much does an air handling unit service cost in Dunstable?
In Dunstable, expect about £265–£645 per unit, per visit, plus VAT. A typical job (AHU service with filter change) is £265–£645 plus VAT. Any parts or repairs are priced before we go ahead.
Do you also cover Luton, Leighton Buzzard and Harpenden?
Yes. Alongside Dunstable, we also cover Luton, Leighton Buzzard and Harpenden. Each has its own page with local guide prices.
Which postcodes do you cover in Dunstable?
All of them, including LU6. 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.
Talk to us about your premises in Dunstable
The visit price is agreed before we book. We reply with a guide price or available dates.