HVAC design and heat load surveys in Renfrew
HVAC design and heat load surveys for businesses in Renfrew — 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 Renfrew?
Budget roughly £475–£2,350 per project ex VAT in Renfrew. For a typical job — design package for a 300–800 m² office — expect £955–£2,350 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 Renfrew
Most commercial premises in and around Renfrew are shops, offices, salons, pubs and small industrial units. Glasgow is about 9 km away.
That includes premises in PA4 and the surrounding districts. We also cover Clydebank, Erskine and Paisley, all within easy reach of Renfrew. For HVAC design and heat load surveys in Renfrew, the survey looks at how the space is used, where equipment and ductwork can go and what the electrical supply can take.
What is included
- Room-by-room heat gain and heat loss calculations
- System options with pros, cons and budget costs
- Layout drawings for units, pipework and condensate
- Electrical load and supply requirements
- Noise data for planning or landlord approval
Local guide prices for Renfrew
Prices below include our regional adjustment for Scotland (4% below 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 | £475–£955 | £570–£1,146 | per project |
| Design package, larger premises | £955–£2,350 | £1,146–£2,820 | per project |
| Noise assessment data pack for planning | £285–£860 | £342–£1,032 | per project |
Ex VAT. Design fees for larger projects are credited against installation if we carry it out.
How it works in Renfrew
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. We keep work areas in Renfrew screened and tidy at the end of each day.
Specify
You receive drawings and a specification.
Before you book in Renfrew
Coordination
Ceiling, lighting, sprinkler and electrical layouts are coordinated early.
Conservation areas
Historic streets and listed buildings in and around Renfrew are more likely to need planning permission for outdoor units on visible elevations. We check with the local planning authority before work is booked.
Diversity
Not every room peaks at once; good design accounts for diversity so central plant is not oversized.
Working hours
Most Renfrew 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 Renfrew
- Healthcare and dental: clean, quiet cooling for surgeries, clinics, dental practices and care settings.
- Salons and spas: comfortable salons and treatment rooms despite dryers, lamps and steam.
- Hotels and hospitality: quiet bedroom units, public-area cooling and heat recovery for hotels.
- Retail and shops: comfortable shop floors, stockrooms and entrances, even with the door open.
Two rules matter for most businesses in Scotland: GB F-gas rules (leak checks from 5 tonnes CO2e) and the periodic energy inspection for systems of 12 kW or more.
FAQs for Renfrew
How much does HVAC design cost in Renfrew?
Guide prices in Renfrew run from about £475 to £2,350 per project, plus VAT. A typical job (design package for a 300–800 m² office) costs £955–£2,350 plus VAT. We confirm the price in writing before work starts.
Do you also cover Clydebank, Erskine and Paisley?
Yes. Alongside Renfrew, we also cover Clydebank, Erskine and Paisley. Each has its own page with local guide prices.
Which postcodes do you cover in Renfrew?
All of them, including PA4. Give us your postcode when you enquire and we will confirm the visit details.
Why do I need a heat load calculation?
It sizes the system to what the room actually needs, avoiding oversized equipment that wastes money and undersized equipment that cannot cope.
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.
Get a guide price for Renfrew
Heat loads for single installations are free with a quote; design fees are confirmed before work starts.