Chelsfield, Kent
MVHR servicing and filter changes in Chelsfield
Annual service, filters, heat exchanger clean and a measured airflow check for existing MVHR. Covering Chelsfield and BR5, BR6 and BR8.
- From £160 inc VAT per visit
- Charged visit, price agreed first

For Chelsfield homeowners, the usual signs a service is due are condensation coming back or the unit getting louder.
We cover Chelsfield and the surrounding BR5, BR6 and BR8 postcodes as part of our work across Kent. Servicing, testing and repair visits are charged, and we tell you the cost before booking.
MVHR servicing in Chelsfield at a glance
- Town
- Chelsfield, Kent
- Postcode districts
- BR5, BR6 and BR8
- Nearby
- Orpington (2 miles), Swanley (3 miles) and Bickley (5 miles)
- Price region
- South East
- Survey
- Charged visit, price agreed first
How we approach MVHR servicing in Chelsfield
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.
Filter supply
The right filters for your unit, ready to change yourself between visits.
Fault finding
Noisy fans, error codes, condensate leaks and boost controls that stopped working.
Guide prices in Chelsfield
| 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.
Signs it is time to call us
- 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. For homes, it sets minimum extract rates such as 15 litres a second for a bathroom and 30 or 60 for a kitchen, and expects mechanical systems to be airflow-tested.
Questions from Chelsfield
How do I get a price for an MVHR service in Chelsfield?
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.
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.
How often should MVHR filters be changed?
Most manufacturers recommend changing MVHR filters every 6 to 12 months, and more often near busy roads or building sites. A full service once a year is a sensible minimum.
What area around Chelsfield do you work in?
All of Kent. Near Chelsfield that includes Orpington, Swanley, Bickley and Chislehurst.
Do you cover Chelsfield and nearby?
Yes. We cover Chelsfield and nearby places including Orpington, Swanley, Bickley and Chislehurst. Send your postcode and we will confirm.
Get in touch with your Chelsfield postcode and we will offer the next available service slot.
MVHR servicing near Chelsfield
More services in Chelsfield
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.