Air handling units in Brentwood
Keep your systems in Brentwood 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 Brentwood?
Guide price in Brentwood: £265–£645 per unit, per visit ex VAT, with a typical job (AHU service with filter change) at £265–£645 plus VAT. Nothing beyond the agreed visit goes ahead without your say-so.
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 Brentwood
Brentwood has a compact centre of shops, cafés and offices, with business units on its outskirts. Basildon is about 12 km away.
Postcode districts we cover in Brentwood include CM14. We also work in nearby Billericay, Hornchurch and Romford. Each visit in Brentwood ends with a written report: what was checked, readings taken and anything that needs attention, priced separately for you to approve.
What is included
- Filter changes to the specified grade
- Fan, belt and motor checks
- Coil and drip tray cleaning
- Heat recovery device checks
- Repairs, upgrades and full replacement
Air handling units prices in Brentwood
These guide prices are adjusted for the East of England, where labour and access costs run about 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 we handle air handling units in Brentwood
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 Brentwood
Hygiene
Drip trays and coils must be kept clean to avoid biological growth.
Conservation areas
Historic streets and listed buildings in and around Brentwood 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 Brentwood 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.
Typical premises in Brentwood
- Warehouses and industrial: cooling for offices, mezzanines, control rooms and temperature-sensitive areas.
Compliance in England: refrigerant work falls under GB F-gas rules, and buildings with more than 12 kW of air conditioning in total need a periodic energy inspection (often called TM44).
Questions about air handling units in Brentwood
How much does an air handling unit service cost in Brentwood?
In Brentwood, 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 Billericay, Hornchurch and Romford?
Yes. Alongside Brentwood, we also cover Billericay, Hornchurch and Romford. Each has its own page with local guide prices.
Which postcodes do you cover in Brentwood?
All of them, including CM14. Give us your postcode when you enquire and we will confirm the visit details.
Do you handle crane lifts?
Yes, we plan craneage, permits and lifting for replacements.
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 Brentwood
The visit price is agreed before we book. We reply with a guide price or available dates.