Brymbo · Clwyd

Two-storey wraparound extensions in Brymbo

A two-storey wraparound extension is one of the most space-efficient ways to add bedrooms and living space to a house in Brymbo, because the new floors share one set of foundations and one roof.

What we'd confirm first for a project in Brymbo.

Postcode districts
LL11
County / area
Clwyd, Wales
Price region
Wales
Guide price
£111,000–£152,000 (£1,980–£2,710 per m²)
Approval route
Usually needs planning permission, because the combined side and rear works rarely meet every permitted development test.
Nearest towns
Coedpoeth (0.9 miles), Wrexham (3.4 miles), Rhosllannerchrugog (4 miles)
Distance to Wrexham
about 3.4 miles
First visit
Free, no obligation

About a two-storey wraparound extension

A two-storey wraparound extension is an L-shaped addition that extends both the side and the rear of your house, on two floors. It gives one of the largest gains in floor space of any extension, typically a big open-plan kitchen and living area below and two or more bedrooms or bathrooms above.

We cover Brymbo (LL11) and the places around it, including Coedpoeth (0.9 miles), Wrexham (3.4 miles) and Rhosllannerchrugog.

What it costs in Brymbo

A guide price for Brymbo: around £111,000–£152,000 for an L-shaped footprint of about 28 m² wrapping the side and rear, on two floors (56 m² of new floor space). That works out at £1,980–£2,710 per m² of new floor space, including VAT at 20%. The fastest way to a firmer number is a free site visit, after which we price the design stage in writing.

SpecPer m²An L-shaped footprint of about 28 m² wrapping the side and rear, on two floors (56 m² of new floor space)
Essential£1,820–£2,500 per m²£102,000–£140,000
Standard£1,980–£2,710 per m²£111,000–£152,000
Premium£2,370–£3,260 per m²£133,000–£182,500

Planning and building regulations in Brymbo

In Wales, a wraparound would have to pass both the side and rear tests to be permitted development: 10.5 m to the opposite side boundary, a 1 m set-back from the front and no more than 50% added width, plus the 4 m and 3 m rear depth limits and 10.5 m to the rear boundary. Many wraparounds therefore need a householder application, which costs £585.

Approval in Wales: Householder planning application: £585. Councils normally decide householder applications within 8 weeks.

Building regulations: Building regulations approval under the Welsh Approved Documents, which differ from England's in places (notably energy efficiency).

Design points for Brymbo homes

Daylight to the middle

A deep L-shaped plan can leave the middle of the ground floor dark, because the old rear rooms are now enclosed. We use wide rear openings, a well-placed stair and, where part of the extension is single storey, roof lights, while keeping total glazing within the Part L allowance.

Phasing the build

A wraparound touches two sides of the house at once, so the kitchen and often the rear rooms are out of use for part of the build. We plan the sequence so you keep a working kitchen and bathroom for as long as possible, or advise when moving out briefly makes sense.

How we'd run your project

  1. Visit and first ideas

    One of our team visits your house in Brymbo, checks the walls, roof and drains, and sketches out options with you.

  2. Drawings, then consent

    We draw the scheme, check it against the rules in Wales, and take it through the right consent with the council.

  3. Fixed price in writing

    With approved drawings and calculations, we give you a fixed build price and a programme you can plan around.

  4. Finish and certify

    Second fix, plastering and making good, then building control's final inspection and the completion paperwork.

Questions about two-storey wraparound extensions in Brymbo

Which postcodes do you cover around Brymbo?

We cover Brymbo (LL11) and nearby places including Coedpoeth, Wrexham and Rhosllannerchrugog, plus the rest of Clwyd. The first site visit is free.

How much does a two-storey wraparound extension cost in Brymbo?

Our guide for Wales, which covers Brymbo, is £1,980–£2,710 per m² including VAT. A typical project with an L-shaped footprint of about 28 m² wrapping the side and rear, on two floors (56 m² of new floor space) comes to about £111,000–£152,000. Design and approval fees are extra, and we fix the build price in writing once the design is agreed.

How long does a two-storey wraparound extension take?

Allow 4 to 8 weeks for survey and design, then the approval period (councils normally decide householder applications within 8 weeks), then 4 to 8 weeks of technical design, which can overlap. The build itself usually takes 14 to 20 weeks, longer for large or complex designs.

Does a wraparound extension need steel?

Almost always. Opening the corner of the house and the old rear wall to make one open-plan space means steel beams, and often a steel post or frame at the outside corner. The structural engineer sizes these, and the steel is ordered once the design is fixed, which is one reason a wraparound needs careful sequencing.

Can I stay at home during a wraparound extension?

Many people do, but a wraparound affects two sides of the house and usually the kitchen, so there will be weeks without a full kitchen. We plan a temporary kitchen, keep a route through the house and seal off the work area. For some families, moving out while the rear wall is opened up is easier.

Nearby

The same service in neighbouring towns:

Other extensions in Brymbo

All two-storey extension services in Brymbo · Two-storey wraparound extensions across Clwyd

Want a figure first? Try our guide price tool, then book a free visit to firm it up.

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