Abbots Langley, Hertfordshire
MVHR servicing and filter changes in Abbots Langley
Annual service, filters, heat exchanger clean and a measured airflow check for existing MVHR. Covering Abbots Langley and WD4, WD5 and WD25.
- From £150 inc VAT per visit
- Charged visit, price agreed first

For Abbots Langley homeowners, the usual signs a service is due are condensation coming back or the unit getting louder.
For MVHR servicing and filter changes in Abbots Langley, send us the postcode, a few photos and a rough idea of the rooms involved. We will tell you what we would fit and roughly what it costs before arranging a visit.
MVHR servicing in Abbots Langley at a glance
- Town
- Abbots Langley, Hertfordshire
- Postcode districts
- WD4, WD5 and WD25
- Nearby
- North Watford (2 miles), West Watford (3 miles) and Hemel Hempstead (4 miles)
- Price region
- East of England
- Survey
- Charged visit, price agreed first
How we approach MVHR servicing in Abbots Langley
Over a year or two the filters clog, the fans work harder, airflow at the valves drops and the house slowly goes back to condensation and stale air. It is common for a system to go years without a filter change after the builder hands over.
Rebalance and recommission
Every valve measured and set again to the design rates, with a new commissioning sheet. Useful after building work or if rooms feel stuffy.
Filter supply
The right filters for your unit, ready to change yourself between visits.
Guide prices in Abbots Langley
| Work | Guide price |
|---|---|
| MVHR service: filters, unit and heat exchanger clean, airflow check (per visit) | £150–£255 inc VAT |
| Rebalance and recommission an existing MVHR system (per system) | £255–£465 inc VAT |
| MVHR or MEV commissioning test, every terminal measured and recorded (per system) | £255–£415 inc VAT |
These ranges use our East of England rates. Prices include VAT at 20%. You get a fixed written price before any work is booked.
Signs it is time to call us
- You have moved into a new build and nobody has serviced it
- Water dripping from the unit or ducts
- The unit filter warning is showing
Rules that apply in England
English building work follows Approved Document F (2021 edition) for ventilation rates, installation and commissioning. It sets extract rates for kitchens, bathrooms and utilities and asks for mechanical ventilation to be commissioned and recorded.
Questions from Abbots Langley
How do I get a price for an MVHR service in Abbots Langley?
Use the guide price tool, the form on this page, live chat, WhatsApp or call 0800 088 6341. A postcode and a couple of photos help us give you a useful answer first time.
My new build MVHR has never been serviced. Is that a problem?
It is very common and usually fixable. Builders often hand over without explaining filter changes, so the first service often finds filters that are badly blocked. We clean everything and reset the airflows.
How much does an MVHR service cost?
An MVHR service usually costs £145 to £245 including VAT, depending on the unit and how easy it is to reach. Filters are included for most common units; rebalancing every valve is priced separately at £245 to £445.
What area around Abbots Langley do you work in?
All of Hertfordshire. Near Abbots Langley that includes North Watford, West Watford, Hemel Hempstead and Watford.
Do you cover Abbots Langley and nearby?
Yes. We cover Abbots Langley and nearby places including North Watford, West Watford, Hemel Hempstead and Watford. Send your postcode and we will confirm.
Send a photo of your unit label and we will confirm the price for your Abbots Langley visit.
MVHR servicing near Abbots Langley
More services in Abbots Langley
Get a guide price in two minutes
Answer a few questions for a price range, or send photos and we will come back to you with a written quote.