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Heat pump outdoor unit on wall brackets on a brick commercial building on a frosty morning

Air-to-air heat pumps in Isleworth

A free survey, a clear specification and a fixed price for air-to-air heat pumps in Isleworth.

  • Free site survey and fixed written quote
  • Unit sizes, refrigerant and price set out in writing
  • Work planned around your opening hours

How much does an air-to-air heat pump cost in Isleworth?

Budget roughly £2,095–£5,050 per zone ex VAT in Isleworth. For a typical job — shop or office heated and cooled by 2–4 units — expect £5,695–£17,295 plus VAT. You get a fixed written quote after the free survey.

An air-to-air heat pump takes heat from the outside air and releases it indoors as warm air — the same equipment as reverse-cycle air conditioning, sized and set up for heating.

Covering Isleworth and nearby

In Isleworth, commercial premises range from street-level shops and restaurants to offices in converted and modern buildings, many with managing agents and landlord consents to work through.

That includes premises in TW7 and the surrounding districts. Nearby, we also cover Hounslow (about 1 km), Heston (about 2 km) and Richmond (about 3 km). In Isleworth, outdoor unit positions are often the deciding factor: a rear flat roof or yard is usually straightforward, while a front elevation may need landlord or planning consent first.

What the job covers

  • Units selected for low-temperature heating output
  • Outdoor units positioned for air flow and defrost drainage
  • Controls with schedules and set-back temperatures
  • Commissioning and handover
  • Running-cost guidance against your current heating

Guide prices in Isleworth

These guide prices are adjusted for London, where labour and access costs run about 28% above the UK guide.

Air-to-air heat pumps guide prices, Isleworth
ItemGuide price (ex VAT)Inc VATBasis
Wall-mounted heat pump unit£2,095–£3,795£2,514–£4,554per zone
Cassette heat pump unit£3,150–£5,050£3,780–£6,060per zone
Floor-standing console unit£2,500–£4,395£3,000–£5,274per zone
Removal of old electric heaters£60–£160£72–£192per heater

Ex VAT, supply and install.

How it works in Isleworth

  1. Heat loss survey

    We assess fabric, glazing and ventilation to size for winter as well as summer.

  2. Design

    Units are chosen for their heating output at low outdoor temperatures, not just their cooling rating.

  3. Install

    Outdoor units go where defrost water can drain safely and air flow is not restricted. We keep work areas in Isleworth screened and tidy at the end of each day.

  4. Set controls

    Schedules and set-backs are configured so the system heats efficiently.

Things to check in Isleworth

Air direction

Warm air rises, so units are set to direct air down when heating.

Leased premises

If your Isleworth 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.

Defrost water

Outdoor units shed water and ice when they defrost. They need a drained position away from walkways.

Working hours

Most Isleworth businesses prefer noisy work outside trading hours. Early starts, evenings and weekends can be arranged and are priced up front.

Premises we work in around Isleworth

  • Salons and spas: comfortable salons and treatment rooms despite dryers, lamps and steam.
  • Retail and shops: comfortable shop floors, stockrooms and entrances, even with the door open.

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.

Questions about air-to-air heat pumps in Isleworth

How much does an air-to-air heat pump cost in Isleworth?

Guide prices in Isleworth run from about £2,095 to £5,050 per zone, plus VAT. A typical job (shop or office heated and cooled by 2–4 units) costs £5,695–£17,295 plus VAT. We fix the price in writing after a free survey.

Do you also cover Hounslow, Heston and Richmond?

Yes. Alongside Isleworth, we also cover Hounslow, Heston and Richmond. Each has its own page with local guide prices.

Which postcodes do you cover in Isleworth?

All of them, including TW7. Give us your postcode when you enquire and we will confirm the visit details.

Is it cheaper than electric heaters?

In most cases, yes. A heat pump delivers several kWh of heat per kWh of electricity, while panel heaters deliver one. Actual savings depend on the system, building and tariff.

Do outdoor units ice up?

They frost in cold, damp weather and run short defrost cycles automatically. Drainage is planned so the water does not freeze on a path.

Need air-to-air heat pumps in Isleworth?

Free survey and fixed written quote. We reply with a guide price or to book the survey.

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