HVAC design and heat load surveys in Hayes
HVAC design and heat load surveys for businesses in Hayes — surveyed, designed and priced in writing before any work starts.
- Design fees confirmed in writing first
- Equipment, positions and price set out in writing
- Work planned around your opening hours
How much does HVAC design cost in Hayes?
Budget roughly £635–£3,150 per project ex VAT in Hayes. For a typical job — design package for a 300–800 m² office — expect £1,250–£3,150 plus VAT. Your exact price is fixed in writing before any work starts.
An HVAC design and heat load survey works out how much heating and cooling each space needs — from occupancy, equipment, lighting, glazing, orientation and the building fabric — and sets out the system type, unit sizes and positions, pipe and duct routes and controls in a written specification.
Where we work around Hayes
In Hayes, 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.
We work across Hayes's postcode districts, including BR2, UB3 and UB8. We also work in nearby Southall, Heston and Greenford. For HVAC design and heat load surveys in Hayes, the survey looks at how the space is used, where equipment and ductwork can go and what the electrical supply can take.
What the job covers
- Room-by-room heat gain and heat loss calculations
- System options with pros, cons and budget costs
- Layout drawings for units, pipework and condensate
- Noise data for planning or landlord approval
- Written specification for pricing
Guide prices in Hayes
These guide prices are adjusted for London, where labour and access costs run about 28% above the UK guide.
| Item | Guide price (ex VAT) | Inc VAT | Basis |
|---|---|---|---|
| Heat load survey for a single installation | Free | Free | free with a quote |
| Design package, small premises | £635–£1,250 | £762–£1,500 | per project |
| Design package, larger premises | £1,250–£3,150 | £1,500–£3,780 | per project |
| Noise assessment data pack for planning | £380–£1,150 | £456–£1,380 | per project |
Ex VAT. Design fees for larger projects are credited against installation if we carry it out.
How a job in Hayes works
Brief
We agree the use, occupancy, hours and budget.
Survey
We measure the space and record fabric, glazing and services.
Calculate and design
Loads are calculated and a system designed. In Hayes we agree timings around your opening hours.
Specify
You receive drawings and a specification.
What to think about in Hayes
Coordination
Ceiling, lighting, sprinkler and electrical layouts are coordinated early.
Shared buildings
In multi-let buildings, roof space, risers and plant areas are often controlled by a managing agent. We work to their permits and method-statement requirements.
Future use
Allow for growth in occupancy or IT load.
Conservation areas
Historic streets and listed buildings in and around Hayes are more likely to need planning permission for outdoor units on visible elevations. We check with the local planning authority before work is booked.
Who we work with in Hayes
- Hotels and hospitality: quiet bedroom units, public-area cooling and heat recovery for hotels.
- Pubs and bars: cooling for busy bars, function rooms and cellars, sited with neighbours in mind.
- Offices: zoned cooling and heating for open-plan floors, meeting rooms and comms rooms.
- Salons and spas: comfortable salons and treatment rooms despite dryers, lamps and steam.
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.
Common questions from businesses in Hayes
How much does HVAC design cost in Hayes?
Guide prices in Hayes run from about £635 to £3,150 per project, plus VAT. A typical job (design package for a 300–800 m² office) costs £1,250–£3,150 plus VAT. We confirm the price in writing before work starts.
Do you also cover Southall, Heston and Greenford?
Yes. Alongside Hayes, we also cover Southall, Heston and Greenford. Each has its own page with local guide prices.
Which postcodes do you cover in Hayes?
All of them, including BR2, UB3 and UB8. Give us your postcode when you enquire and we will confirm the visit details.
Is the survey free?
For a straightforward installation, the survey and heat load are free with your quote. Full design packages for larger projects are charged and credited if we install.
Do you provide noise data for planning?
Yes. We can supply manufacturer noise data and calculations to support a planning application.
Get a guide price for Hayes
Heat loads for single installations are free with a quote; design fees are confirmed before work starts.