Trowbridge, Wiltshire
MVHR servicing and filter changes in Trowbridge
Annual service, filters, heat exchanger clean and a measured airflow check for existing MVHR. Covering Trowbridge and BA13, BA14 and BA15.
- From £150 inc VAT per visit
- Charged visit, price agreed first

Many Trowbridge new builds have MVHR in the loft that nobody told the owners how to look after.
We cover Trowbridge and the surrounding BA13, BA14 and BA15 postcodes as part of our work across Wiltshire. Visits for this work are charged, with the price agreed before we arrive.
MVHR servicing in Trowbridge at a glance
- Town
- Trowbridge, Wiltshire
- Postcode districts
- BA13, BA14 and BA15
- Nearby
- Westbury (4 miles), Melksham (5 miles) and Neston (6 miles)
- Price region
- South West
- Survey
- Charged visit, price agreed first
How we approach MVHR servicing in Trowbridge
A service puts that right. We work on most makes of MVHR unit and can supply filters for future changes, so you can do the in-between swaps yourself if you would rather.
Fault finding
Noisy fans, error codes, condensate leaks and boost controls that stopped working.
Annual service
Filters, exchanger and fan clean, drain check, controls and boost checked, airflow spot-checked at the valves.
Guide prices in Trowbridge
| 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–£410 inc VAT |
These ranges use our South West rates. Prices include VAT at 20%. You get a fixed written price before any work is booked.
Common reasons people call
- Condensation is back on windows that used to stay dry
- Bathrooms take longer to clear after a shower
- The unit is louder than it used to be
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 Trowbridge
What is the price of an MVHR service in Trowbridge?
Guide prices for Trowbridge use South West rates: MVHR service: filters, unit and heat exchanger clean, airflow check is typically £150 to £255 inc VAT per visit. We confirm a fixed price in writing before any work starts.
Do I need to be at home for the service?
Someone needs to let us in and be there when we measure the valves, which means visiting every room. A service usually takes one to two hours.
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.
Is the survey free in Trowbridge?
This is a charged visit because it is servicing, testing or repair work. We tell you the cost before booking. Surveys for new installations on the UK mainland are free.
How do I get a price for an MVHR service in Trowbridge?
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.
Ask about filter supply when you book your Trowbridge service, so you can do the in-between changes yourself.
MVHR servicing near Trowbridge
More services in Trowbridge
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Answer a few questions for a price range, or send photos and we will come back to you with a written quote.