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Dormer Loft Conversions in West Midlands

We design, build and weatherproof dormer loft conversions for homeowners across West Midlands, working from first survey through to building control sign-off.

Free measured surveyA specialist visits, measures and tells you what the roof will and will not take.
Fixed written priceOne quotation covering structure, scaffold, weatherproofing, glazing and making good.
Building control managedWe submit, book the inspections and hand you the completion certificate.
Insured and guaranteed£5m public liability, ten-year structural and twenty-year flat roofing guarantees.
Nationwide coverageDirectly employed and vetted specialist teams across England, Wales, Scotland and Northern Ireland.

Dormer Loft Conversions — indicative geometry

Dormer Loft Conversions for West Midlands homes

Because West Midlands is largely interwar semis, post-war council-built estates and Victorian terraces around the older industrial cores, the roof pitches and span widths we meet are fairly predictable, and that makes feasibility a quick conversation rather than a guess.

A dormer loft conversion is the whole sequence: steels and a new floor structure, the dormer itself, a compliant staircase, fire-rated doors and a protected escape route, insulation to current Part L, electrics, heating and plaster. Building control sign-off is what turns loft space into habitable floor area on a survey and on a mortgage valuation — and it is the part people skip at their peril.

Key specification

Floor area gained15m² – 30m² typical
Head height required2.2m+ over the stair landing
StructureFloor steels, ridge beam, new joists
CompliancePart L, Part B fire, Part K stairs
Indicative guide prices. Our online tool gives a realistic range in about a minute — pick your dormer type, width, finish and scope. Get an indicative price →

Planning and building control in West Midlands

Getting the consent route right at the start saves months. We establish whether it is permitted development, a lawful development certificate or a full application on the first visit.

Building regulations approval is separate and always required. We submit the application, book the inspections around the programme and hand you the completion certificate at the end — the document a buyer's surveyor will ask to see.

Why homeowners in West Midlands use us

The completion certificate is part of the deliverable, not an afterthought. It is the document that makes the space count when you come to sell.

Send us the address and roughly what you are hoping to gain, and we will come back with a realistic answer rather than an optimistic one.

Other dormer work in West Midlands

FAQs

Dormer Loft Conversions in West Midlands — FAQs

Can you match my existing roof tiles?

Usually. Most common clay and concrete profiles are still in production or available reclaimed, and we source a match at survey stage so you see it before work starts. Where a discontinued profile cannot be matched exactly, we normally recommend taking tiles from a less visible slope for the dormer and using the closest new match on the hidden elevation.

Can you convert an existing Velux loft to a dormer?

Yes, and it is usually a shorter job than starting from scratch because the floor, staircase and services already exist. We verify the existing floor structure and any previous building control approval first, then cut and form the dormer into the finished room. Expect the room to be out of use for three to five weeks.

How disruptive is a dormer build?

Less than people expect, because most of the work happens above your ceilings and is reached from the scaffold. The noisy phases are opening up and installing steels, typically two to four days. Once the staircase is cut in there is dust and traffic through the house, and we sheet and protect the route for that period.

Do dormer windows need to be fire escape windows?

In a loft conversion, at least one window in each habitable room generally needs to meet escape requirements — a clear opening of at least 0.33m², minimum 450mm in both height and width, with the bottom of the opening between 800mm and 1100mm above floor level. We specify the opening lights to meet this as standard.

Do I need planning permission for a dormer window?

Rear dormers on a house often fall under permitted development, provided the dormer is set at least 200mm back from the eaves, sits below the ridge line, uses materials similar in appearance to the existing house, and stays within the volume allowance — 40m³ for a terrace, 50m³ for a semi or detached. Front-facing dormers, flats and maisonettes, listed buildings, conservation areas and any property with an Article 4 direction all need a full planning application. We check the constraints on your specific address before we quote.

Read all frequently asked questions →

Find out what your roof will take

A free measured survey in West Midlands tells you what is achievable, what it needs, and what it costs — before you commit to anything.

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