MVHR servicing and filter changes in Somerset

Many Somerset new builds have MVHR in the loft that nobody told the owners how to look after.

Across Somerset 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 Weston-super-Mare, Taunton, Yeovil, Bridgwater and Portishead.

MVHR servicing in Somerset at a glance

Area: Somerset
Towns listed: 19, largest Bath
Postcode districts: BS20, BS21, BS14, BS30, TA19 and TA20
Price region: South West
Survey: Charged visit, price agreed first

How we do it

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.

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.

Fault finding

Noisy fans, error codes, condensate leaks and boost controls that stopped working.

Guide prices in Somerset

MVHR servicing and filter changes guide prices in Somerset
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

South West rates shown. Prices include VAT at 20%. The fixed price is confirmed in writing after we have seen the job.

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 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.

How the job runs

Book a visit
Strip and clean
Checks
Measure
Report

Towns we cover in Somerset

Questions about MVHR servicing and filter changes in Somerset

Are prices different in Somerset?

Our guide prices are adjusted by region. In Somerset we use South West rates, so MVHR service: filters, unit and heat exchanger clean, airflow check is typically £150 to £255 inc VAT per visit.

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 Somerset?

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.

Which rules apply to ventilation in Somerset?

In England, ventilation in new and altered homes is covered by Approved Document F of the Building Regulations. Landlords also have duties under the Housing Health and Safety Rating System, and workplaces must be ventilated under the Workplace (Health, Safety and Welfare) Regulations 1992.

Book an MVHR service in Somerset and tell us the make of unit if you know it.