Heat recovery ventilation (MVHR) in Welwyn Garden City
Heat recovery ventilation for businesses in Welwyn Garden City — surveyed, designed and priced in writing before any work starts.
- 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 Welwyn Garden City?
In Welwyn Garden City, guide prices run from about £5,350 to £20,995 per unit installed, plus VAT. A typical job (heat recovery for a 100–200 m² office) usually comes to £7,500–£15,650 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.
Working in Welwyn Garden City
In Welwyn Garden City, typical premises are high-street shops, offices above them, surgeries, salons and local industrial units. Luton is about 17 km away.
We work across Welwyn Garden City's postcode districts, including AL8. Neighbouring towns we cover include Hatfield, Hertford and St Albans. Heat recovery ventilation in Welwyn Garden City is priced from a written specification that lists the equipment, positions, controls and commissioning.
Included as standard
- Fresh-air rate and unit sizing
- Heat recovery unit with filters and summer bypass
- Intake and exhaust terminals
- Controls with CO2 or time control
- Balancing and commissioning
Local guide prices for Welwyn Garden City
These guide prices are adjusted for the East of England, where labour and access costs run about 8% above the UK guide.
| Item | Guide price (ex VAT) | Inc VAT | Basis |
|---|---|---|---|
| Ceiling-void heat recovery unit (small) | £5,350–£9,650 | £6,420–£11,580 | per unit |
| Floor-standing or roof unit (medium) | £9,650–£20,995 | £11,580–£25,194 | per unit |
| Filter change | £105–£265 | £126–£318 | per unit |
| Annual service | £210–£425 | £252–£510 | per unit |
Ex VAT, supply and install including standard ductwork.
From enquiry to handover in Welwyn Garden City
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. We keep work areas in Welwyn Garden City screened and tidy at the end of each day.
Balance
Supply and extract air flows are balanced and commissioned.
Local points to consider
Integration
Heat recovery pairs well with air conditioning, which handles the room heating and cooling.
Working hours
Most Welwyn Garden City businesses prefer noisy work outside trading hours. Early starts, evenings and weekends can be arranged and are priced up front.
Summer bypass
A bypass avoids warming incoming air in summer.
Roof and height work
Flat roofs, high walls and atriums need the right access equipment and edge protection. We plan towers, MEWPs or scaffold before the job, not on the day.
Types of premises we cover in Welwyn Garden City
- Gyms and leisure: high-capacity cooling and fresh air for gym floors, studios and changing rooms.
- Hotels and hospitality: quiet bedroom units, public-area cooling and heat recovery for hotels.
- Schools and education: classroom cooling, ventilation and IT room cooling, installed in the holidays.
Compliance in England: refrigerant work falls under GB F-gas rules, and buildings with more than 12 kW of air conditioning in total need a periodic energy inspection (often called TM44).
Your questions answered
How much does heat recovery ventilation cost in Welwyn Garden City?
Guide prices in Welwyn Garden City run from about £5,350 to £20,995 per unit installed, plus VAT. A typical job (heat recovery for a 100–200 m² office) costs £7,500–£15,650 plus VAT. We fix the price in writing after a free survey.
Do you also cover Hatfield, Hertford and St Albans?
Yes. Alongside Welwyn Garden City, we also cover Hatfield, Hertford and St Albans. Each has its own page with local guide prices.
Which postcodes do you cover in Welwyn Garden City?
All of them, including AL8. Give us your postcode when you enquire and we will confirm the visit details.
How often do filters need changing?
Typically every three to six months, depending on the location and filter grade.
Is MVHR noisy?
Correctly sized units and ductwork are quiet. Noise usually comes from undersized ducts or high fan speeds.
Talk to us about your premises in Welwyn Garden City
Free survey and fixed written quote. We reply with a guide price or to book the survey.