Ashtead, Surrey
MVHR servicing and filter changes in Ashtead
Annual service, filters, heat exchanger clean and a measured airflow check for existing MVHR. Covering Ashtead and KT18, KT21 and KT22.
- From £160 inc VAT per visit
- Charged visit, price agreed first

Many Ashtead new builds have MVHR in the loft that nobody told the owners how to look after.
Whether the property is in the middle of Ashtead or one of the villages around it, the process is the same: a look at the building, a written price, then fitting and testing on the agreed day.
MVHR servicing in Ashtead at a glance
- Town
- Ashtead, Surrey
- Postcode districts
- KT18, KT21 and KT22
- Nearby
- Leatherhead (2 miles), Epsom (2 miles) and Ewell (4 miles)
- Price region
- South East
- Survey
- Charged visit, price agreed first
MVHR servicing for Ashtead homes
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.
Annual service
Filters, exchanger and fan clean, drain check, controls and boost checked, airflow spot-checked at the valves.
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.
Guide prices in Ashtead
| Work | Guide price |
|---|---|
| MVHR service: filters, unit and heat exchanger clean, airflow check (per visit) | £160–£270 inc VAT |
| Rebalance and recommission an existing MVHR system (per system) | £270–£490 inc VAT |
| MVHR or MEV commissioning test, every terminal measured and recorded (per system) | £270–£435 inc VAT |
Guide prices using South East rates. Prices include VAT at 20%. A guide price is not a quote: we confirm a fixed price in writing first.
Common reasons people call
- Bathrooms take longer to clear after a shower
- The unit is louder than it used to be
- You have moved into a new build and nobody has serviced it
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 Ashtead
What is the price of an MVHR service in Ashtead?
Guide prices for Ashtead use South East rates: MVHR service: filters, unit and heat exchanger clean, airflow check is typically £160 to £270 inc VAT per visit. We confirm a fixed price in writing before any work starts.
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.
Is the survey free in Ashtead?
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 Ashtead?
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.
Get in touch with your Ashtead postcode and we will offer the next available service slot.
MVHR servicing near Ashtead
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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.