MVHR servicing and filter changes in Greater London

Many new-build homes in Greater London have MVHR that has not been serviced since handover.

Across Greater London the job is priced the same way wherever you are: what is fitted, how long it takes and how far we travel. Towns we cover include Westminster, Bexley, Barking, Archway and Sutton.

MVHR servicing in Greater London at a glance

Area: Greater London
Towns listed: 216, largest Brent
Postcode districts: N11, N12, NW2, NW10, SE4 and SE13
Price region: London
Survey: Charged visit, price agreed first

What MVHR servicing and filter changes involves

It is common for a system to go years without a filter change after the builder hands over. 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.

Filter supply

The right filters for your unit, ready to change yourself between visits.

Guide prices in Greater London

MVHR servicing and filter changes guide prices in Greater London
Work	Guide price
MVHR service: filters, unit and heat exchanger clean, airflow check (per visit)	£175–£295 inc VAT
Rebalance and recommission an existing MVHR system (per system)	£295–£525 inc VAT
MVHR or MEV commissioning test, every terminal measured and recorded (per system)	£295–£475 inc VAT

Guide prices using London 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

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 in England

In England, ventilation is covered by Part F of the Building Regulations and its guidance, Approved Document F (2021 edition). It sets extract rates for kitchens, bathrooms and utilities and asks for mechanical ventilation to be commissioned and recorded.

How the job runs

Book a visit
Strip and clean
Checks
Measure
Report

Towns we cover in Greater London

Questions about MVHR servicing and filter changes in Greater London

Which towns in Greater London do you cover?

All of Greater London, including Westminster, Bexley, Barking, Archway and Sutton. If your town is not listed, send the postcode and we will confirm.

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.

Are prices different in Greater London?

Our guide prices are adjusted by region. In Greater London we use London rates, so MVHR service: filters, unit and heat exchanger clean, airflow check is typically £175 to £295 inc VAT per visit.

Is the survey free in Greater London?

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.

Send a photo of your unit label and we will confirm the price for your Greater London visit.