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West Midlands · B1

Extractor fans & ventilation in Birmingham

If you are planning a bathroom extractor fan in Birmingham, the first step is a free survey visit: we measure, check your pipework and electrics, and give you a written quote.

£245–£600 inc VAThalf a dayFree home survey
Bathroom extractor fan fitted in the ceiling, example for Birmingham
Postcode districts
B1, B2, B3, B4, B5, B6 + 36 more
Nearby
Smethwick, West Bromwich and Shirley
Guide price
£245–£600
Typical time on site
half a day
Water
Varies across the West Midlands
Survey
Free, at your home

What does a bathroom extractor fan cost in Birmingham?

In Birmingham, a bathroom extractor fan typically costs £245–£600 including VAT, based on West Midlands prices. The figure depends on the size of the room, whether anything moves, and the products you pick.

Inline fan

£400–£700
  • Grille in the ceiling

Continuous extract

£450–£900
  • Low-energy fan running all the time

Guide prices for Birmingham including VAT. Your itemised written quote after the free survey is the price that counts.

Working in Birmingham

As well as Birmingham itself (B1, B2, B3 and 39 more postcode districts), we survey in Smethwick, West Bromwich and Shirley.

Birmingham is a big place with every kind of home, from terraces to flats to new builds, so we never price from a photo alone. If your Birmingham bathroom has black mould on the ceiling or silicone, the fan and its duct are the first things we check. Fans fitted in Birmingham bathrooms are wired by a qualified electrician, with RCD protection and an isolator outside the room.

Water hardness varies across the West Midlands: some supplies are soft, others moderately hard or hard. Scale is a minor issue next to condensation, which is what a properly sized extractor fan is for. Hardness varies street by street, so check the figure for your postcode with your water supplier.

What the job includes

  • A backdraught shutter and external grille, so cold air does not blow back in
  • A check of the room, any existing fan or vent, and the shortest route to the outside
  • Run-on timer, humidistat or light-linked switching set up to suit how the room is used
  • A fan chosen to meet the bathroom extract rate: 15 l/s intermittent or 8 l/s continuous

Decisions to make first

Wall or ceiling

A wall fan on an outside wall is the simplest. A ceiling fan over the shower takes steam away at source but needs ducting through the loft.

Noise

Compare the stated noise level in decibels. Inline fans and low-speed continuous fans are much quieter in the room than budget axial fans.

Rules that apply in England

In England, Approved Document F sets bathroom extract at 15 l/s for an intermittent fan or 8 l/s for continuous extract. Wiring a new fan alters a circuit in a room with a bath or shower, so it is notifiable under Part P.

More about extractor fans & ventilation

Extractor fans & ventilation in Birmingham: questions

How much should I budget for a bathroom extractor fan in Birmingham?

A bathroom extractor fan in Birmingham usually costs £245–£600 including VAT. Expect the lower end for a like-for-like job with standard products, and the upper end if things move or you choose premium finishes. Your quote is itemised and fixed in writing once agreed.

Do you cover B1 in Birmingham?

Yes. We cover all of Birmingham, including B1, B2, B3, B4 and 38 more postcode districts, and nearby Smethwick, West Bromwich and Shirley. Survey visits are free and arranged at a time that suits you.

Is the water hard in Birmingham?

Water hardness varies across the West Midlands: some supplies are soft, others moderately hard or hard. Scale is a minor issue next to condensation, which is what a properly sized extractor fan is for. Hardness varies street by street, so check the figure for your postcode with your water supplier.

Who handles building control for a bathroom extractor fan in Birmingham?

Building control for Birmingham is handled by the local council or an approved inspector. If your job needs sign-off — for example a new circuit, new drainage or a new extractor where there was none — we tell you at the survey and handle the notification as part of the work.

What extraction rate does a bathroom fan need?

In England, Approved Document F asks for 15 litres per second from an intermittent bathroom fan, or 8 litres per second from a continuous one. Scotland's Technical Handbook also uses 15 l/s for a bathroom, Wales has similar rates in its own Part F, and Northern Ireland sets its rates in Technical Booklet K. Choose a fan that reaches the rate through your actual duct run, not just in open air. Our extractor fan rules guide explains more.

Extractor fans & ventilation in Birmingham

Book a free home survey in Birmingham. You get a measured layout and an itemised written price before anything is ordered.