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West GlamorganWales

Builders in Clydach

We build house extensions, loft conversions and new homes in Clydach, with a free home visit, a fixed price for the agreed specification and building control sign-off.

Single-storey extension in Clydach

£1,800–£2,650 per m² inc VAT

We start from a UK-wide guide and adjust it for Wales, where labour and materials are typically about 8% below average.

Book a free home visit

Tell us about your project. We reply to arrange a visit and a fixed quote.

Free home visit and measured survey
Fixed price for the agreed specification
Drawings, approvals and build in one contract
Building control sign-off arranged
England, Wales, Scotland and Northern Ireland

Building services in Clydach

House extensions

Loft conversions

Garage, basement and barn conversions

New build homes

Renovations and structural work

Design and approvals

Guide prices in Clydach

ProjectGuide range (inc VAT)
Single-storey extensions£1,800–£2,650 per m² of floor area
Kitchen extensions£2,050–£3,150 per m² including a mid-range kitchen
Hip-to-gable loft conversions£50,500–£72,000 for a hip-to-gable with rear dormer
Garage conversions£16,500–£27,500 for a single integral garage
House renovations£850–£1,650 per m² for a medium to full renovation
Structural alterations and knock-throughs£4,250–£8,750 for a typical knock-through with steel beam

We start from a UK-wide guide and adjust it for Wales, where labour and materials are typically about 8% below average.

Planning permission in Clydach

In Wales a single-storey rear extension is often permitted development: up to 4 metres beyond the rear wall and up to 4 metres high, with eaves no higher than 3 metres within 2 metres of a boundary and no more than half the land around the original house covered. Wales has no larger home extension prior approval route, so deeper extensions need a planning application, as do extensions to flats, listed buildings and houses whose rights have been removed.

Building regulations in Wales are set by the Welsh Government. Approval comes from the council’s building control service or a registered building control approver, with inspections during the work and a completion certificate at the end.

About building in Clydach

Terraced houses in Welsh towns often have narrow plots, which suits rear and side return extensions and rear dormers.

Projects in Clydach (SA6) are surveyed in person before we quote, so the price reflects your actual property. Clydach has a population of around 19,000.

How it works

  1. 01

    Survey and brief

    We visit, discuss your ideas and budget, and survey the property or site at no cost.

  2. 02

    Drawings and written quote

    We prepare the design and give you a written, itemised quote with inclusions and exclusions.

  3. 03

    Permissions sorted

    Applications, building control and neighbour arrangements, all before the start date.

  4. 04

    Construction and completion

    We build, put right any snags and hand over the building control certificate.

Questions from homeowners in Clydach

Is the home visit free?

Yes. The first visit to discuss your project and measure up for a quote is free, with no obligation.

Do I need planning permission for an extension in Clydach?

In Wales a single-storey rear extension is often permitted development: up to 4 metres beyond the rear wall and up to 4 metres high, with eaves no higher than 3 metres within 2 metres of a boundary and no more than half the land around the original house covered. Wales has no larger home extension prior approval route, so deeper extensions need a planning application, as do extensions to flats, listed buildings and houses whose rights have been removed.

How much does a loft conversion cost in Clydach?

A rear dormer loft conversion in Clydach typically costs £44,000–£62,500 for a typical rear dormer with en-suite, including VAT.

Do you work in Clydach?

Yes. We take on extensions, loft conversions, conversions, renovations and new builds across Clydach, including postcodes SA6.

How much does an extension cost in Clydach?

A single-storey extension in Clydach typically costs £1,800–£2,650 per m² of floor area, and a double-storey extension £1,500–£2,300 per m² of floor area (both floors), including VAT.

Start with a free home visit

Call 0800 088 6248 or get an instant guide price online.

Call 0800 088 6248Get a guide price