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Modular air handling unit with filters and insulated ductwork on a commercial roof

Air handling units in Redhill

Air handling unit servicing and repairs in Redhill, booked around your opening hours and priced up front.

  • 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 Redhill?

In Redhill, expect around £280–£685 per unit, per visit, plus VAT. A typical job (AHU service with filter change) is £280–£685 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.

Covering Redhill and nearby

Redhill has a compact centre of shops, cafés and offices, with business units on its outskirts. Crawley is about 14 km away.

We work across Redhill's postcode districts, including NG5, RH1 and TF2. Neighbouring towns we cover include Reigate, Horley and Caterham. For air handling unit servicing and repairs in Redhill, roof and high-level access is planned in advance, so the visit is not wasted waiting for a tower or a key.

What we do

  • 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 Redhill

Guide prices for Redhill, set for the South East. Your fixed price comes in writing.

Air handling units guide prices, Redhill
ItemGuide price (ex VAT)Inc VATBasis
AHU service with filter change£280–£685£336–£822per visit
Fan / motor replacement£1,650–£5,695£1,980–£6,834per fan
Full AHU replacement£17,195–£79,995£20,634–£95,994per unit

Ex VAT. Filters are charged at cost for the grade specified.

The visit, step by step

  1. Inspect

    We record the AHU type, condition, filter grades and controls.

  2. Service

    Filters are changed and components cleaned and checked.

  3. Report

    Readings and recommendations are reported.

  4. Upgrade or replace

    Where needed, we quote for fan upgrades or replacement.

What to think about in Redhill

Replacement logistics

Large AHU replacements need craneage, road closures and careful programming.

Access and parking

Town-centre jobs in Redhill 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.

Hygiene

Drip trays and coils must be kept clean to avoid biological growth.

Leased premises

If your Redhill 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.

Who we work with in Redhill

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.

Common questions from businesses in Redhill

How much does an air handling unit service cost in Redhill?

In Redhill, expect about £280–£685 per unit, per visit, plus VAT. A typical job (AHU service with filter change) is £280–£685 plus VAT. Any parts or repairs are priced before we go ahead.

Do you also cover Reigate, Horley and Caterham?

Yes. Alongside Redhill, we also cover Reigate, Horley and Caterham. Each has its own page with local guide prices.

Which postcodes do you cover in Redhill?

All of them, including NG5, RH1 and TF2. 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.

How often should an AHU be serviced?

Typically every three to six months, depending on use and filter loading.

Get a guide price for Redhill

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

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