Heat recovery ventilation (MVHR) in Llanelli
A free survey, a clear specification and a fixed price for heat recovery ventilation in Llanelli.
- Free site survey and fixed written quote
- Equipment, positions and price set out in writing
- Work planned around your opening hours
How much does heat recovery ventilation cost in Llanelli?
In Llanelli, guide prices run from about £4,695 to £18,500 per unit installed, plus VAT. A typical job (heat recovery for a 100–200 m² office) usually comes to £6,595–£13,795 plus VAT. Your exact price is fixed in writing once we have surveyed.
Heat recovery ventilation (MVHR) supplies fresh air and extracts stale air through a unit with a heat exchanger, which transfers much of the heat from the outgoing air to the incoming air.
Our coverage in Llanelli
Businesses in Llanelli range from independent shops and restaurants to offices, clinics and warehouses. Swansea is about 17 km away.
We work across Llanelli's postcode districts, including SA15. Nearby, we also cover Gorseinon (about 8 km), Swansea (about 17 km) and Ammanford (about 17 km). For heat recovery ventilation in Llanelli, the survey looks at how the space is used, where equipment and ductwork can go and what the electrical supply can take.
What we do
- Fresh-air rate and unit sizing
- Heat recovery unit with filters and summer bypass
- Supply and extract ductwork and grilles
- Intake and exhaust terminals
- Controls with CO2 or time control
Local guide prices for Llanelli
Prices below include our regional adjustment for Wales (5% below the UK guide).
| Item | Guide price (ex VAT) | Inc VAT | Basis |
|---|---|---|---|
| Ceiling-void heat recovery unit (small) | £4,695–£8,500 | £5,634–£10,200 | per unit |
| Floor-standing or roof unit (medium) | £8,500–£18,500 | £10,200–£22,200 | per unit |
| Filter change | £90–£235 | £108–£282 | per unit |
| Annual service | £185–£375 | £222–£450 | per unit |
Ex VAT, supply and install including standard ductwork.
How we work in Llanelli
Calculate
Fresh-air needs are calculated per room.
Select
A unit is chosen for air flow, efficiency and space.
Install
Unit, ductwork, terminals and controls are fitted. In Llanelli we agree timings around your opening hours.
Balance
Supply and extract air flows are balanced and commissioned.
Points to plan for in Llanelli
Filters
Filters must be changed regularly to keep air flow and air quality up.
Working hours
Most Llanelli businesses prefer noisy work outside trading hours. Early starts, evenings and weekends can be arranged and are priced up front.
Integration
Heat recovery pairs well with air conditioning, which handles the room heating and cooling.
Conservation areas
Historic streets and listed buildings in and around Llanelli 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 Llanelli
- Gyms and leisure: high-capacity cooling and fresh air for gym floors, studios and changing rooms.
- Schools and education: classroom cooling, ventilation and IT room cooling, installed in the holidays.
- Hotels and hospitality: quiet bedroom units, public-area cooling and heat recovery for hotels.
Two rules matter for most businesses in Wales: GB F-gas rules (leak checks from 5 tonnes CO2e) and the periodic energy inspection for more than 12 kW of air conditioning.
FAQs for Llanelli
How much does heat recovery ventilation cost in Llanelli?
Guide prices in Llanelli run from about £4,695 to £18,500 per unit installed, plus VAT. A typical job (heat recovery for a 100–200 m² office) costs £6,595–£13,795 plus VAT. We fix the price in writing after a free survey.
Do you also cover Gorseinon, Swansea and Ammanford?
Yes. Alongside Llanelli, we also cover Gorseinon, Swansea and Ammanford. Each has its own page with local guide prices.
Which postcodes do you cover in Llanelli?
All of them, including SA15. Give us your postcode when you enquire and we will confirm the visit details.
Is MVHR noisy?
Correctly sized units and ductwork are quiet. Noise usually comes from undersized ducts or high fan speeds.
Does MVHR cool a building?
Not really. It moderates incoming air temperature and has a summer bypass, but cooling comes from air conditioning.
Need heat recovery ventilation in Llanelli?
Free survey and fixed written quote. We reply with a guide price or to book the survey.