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Barlam Drylining Ltd
Barlam Drylining Ltd are here to help customers who need an Extension Builder in Merthyr Tydfil. We offer a competitive rate to complete all your e...
"Outbuilding" - CF47, job posted 01/02/26
BUILD-TEC CONTRACTORS LTD
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
"Outbuilding" - MERTHYR TYDFIL, job posted 03/08/25
£28/hr
£191/day
A POWELL CONSTRUCTION LTD
Need an Extension Builder in Merthyr Tydfil? A POWELL CONSTRUCTION LTD has been helping local clients (20 mile radius) with their extension builder...
"Dormer loft conversion" - MERTHYR TYDFIL, job posted 27/01/25
£34/hr
£226/day
Dare Fitness
Dare Fitness is an established extension buildering business in Merthyr Tydfil. We come highly recommended and provide competitive quotes for your ...
"RSJ installation" - MERTHYR TYDFIL, job posted 12/11/24
£29/hr
£193/day
Pauls Building Services
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
£32/hr
£214/day
Magic Lofts
Experienced extension builder ready to quote for your work. Magic Lofts is the best extension builder in Merthyr Tydfil. No obligation free quotes ...
£29/hr
£197/day
L E JONES BUILDER
L E JONES BUILDER is an established extension buildering business in Merthyr Tydfil. We come highly recommended and provide competitive quotes for ...
Compare Merthyr Tydfil extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Merthyr Tydfil | £33 | £220 |
| Extension Builders near Aberdare | £32 | £212 |
| Extension Builders near Tredegar | £30 | £217 |
| Extension Builders near Rhondda, Cynon, Taff | £31 | £209 |
| Extension Builders near Ebbw Vale | £30 | £217 |
| Extension Builders near Rhondda | £31 | £206 |
| Extension Builders near Pontypridd | £33 | £211 |
| Extension Builders near Church Village | £34 | £214 |
| Extension Builders near Caerphilly | £33 | £208 |
| Extension Builders near Pontypool | £30 | £210 |
Job estimates from extension builders near you
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.
Build a timber frame extension - £25,680
Garden office - £9,680
Granny annexe - £86,680
Build a flat roof extension - £21,680
Convert a Garage - £15,680
Hip to gable loft conversion - £41,680
Convert a bungalow loft - £28,680
Build a dormer loft conversion - £41,680
Build a swimming pool - £80,680
Build a Mansard loft conversion - £51,680
Concrete foundations - £5,930
Underpin a building - £17,180
Two storey extension - £87,520
Convert a basement - £33,900
Side return extension - £37,900
Loft conversion - £30,750
Garage - £18,180
Single storey extension - £48,600
Outbuilding - £9,680
Install an RSJ - £1,880
Build a kitchen extension - £41,680
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