Relax... you have found a reliable extension builder in EX34. Garage Door Repairman is a friendly and reliable company based in EX34 who consider n...
From £16,908
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,348
Copps Property Maintenance are here to help customers who need an Extension Builder in EX34. We offer a competitive rate to complete all your exten...
From £16,868
Steve Patt
Steve And Ray Patt Builders & Decorators is an established extension buildering business in EX34. We come highly recommended and provide competitiv...
From £17,028
Experienced extension builder ready to quote for your work. T.P Woods is the best extension builder in EX34. No obligation free quotes and many hap...
From £17,148
Experienced extension builder ready to quote for your work. Taylor Made Projects is the best extension builder in EX34. No obligation free quotes a...
From £17,172
N J BOWEN BUILDING LTD is an established and experienced local extension builder in EX34. Please contact us for a free, no obligation quote and com...
From £17,028
Need an Extension Builder in EX34? Chloe Property Design has been helping local clients (20 mile radius) with their extension buildering jobs for m...
From £16,996
Honka UK Ltd is a trusted extension builder serving customers in EX34 and the surrounding area. Contact us to today to get a competitive quote for ...

Underpinning ranges from £16,868 (Steve And Ray Patt Builders & Decorators based in EX39) to £17,348 (Copps Property Maintenance based in EX38), but the final cost will depend on the method of underpinning used, how much of your foundations need underpinning and where you live.
Comparing extension builders estimates for underpinning gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
Get quotes to underpin your home in EX34 by posting a job with HaMuch and we will send it to extension builders in EX34.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Barnstaple | £25 | £196 |
| Underpin A Building near Bideford | £22 | £174 |
| Underpin A Building near Porthcawl | £33 | £252 |
| Underpin A Building near Pyle | £34 | £262 |
| Underpin A Building near Swansea | £29 | £229 |
| Underpin A Building near Vale of Glamorgan | £29 | £217 |
| Underpin A Building near Port Talbot | £31 | £227 |
| Underpin A Building near Bridgend | £32 | £200 |
| Underpin A Building near Tiverton | £25 | £202 |
| Underpin A Building near Maesteg | £38 | £283 |
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.

Underpin a building - £17,090

Two storey extension - £87,384

Build a timber frame extension - £25,590

Build a swimming pool - £80,590

Single storey extension - £46,792

Side return extension - £36,883

Install an RSJ - £1,790

Outbuilding - £9,590

Build a Mansard loft conversion - £51,590

Loft conversion - £29,903

Build a kitchen extension - £41,590

Hip to gable loft conversion - £41,590

Granny annexe - £86,590

Garden office - £9,590

Convert a Garage - £15,590

Garage - £18,090

Build a flat roof extension - £21,590

Build a dormer loft conversion - £41,590

Concrete foundations - £5,840

Convert a bungalow loft - £28,590

Convert a basement - £32,883