Range from the cheapest £15 per hour and £120 per day (R i daniels based in SA14) to the dearest £26 per hour and £203 per day (Summitt Properties based in SA18).
Comparing hourly and daily rates of Extension Builder's gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Click 'Get quotes' and describe your job and we will send it to your local extension builders for FREE.
See table for all Extension Builder rates in SA20
Chartered construction manager with thirty five years in the construction industry. High standards of workmanship, customer focused. Hone...
| Job details | Estimate |
| Underpinning a house | £1320 |
| Build a two storey extension | £4400 |
| Build a timber frame extension | £4400 |
| Install a swimming pool | £2640 |
| Cost to build a single storey extension | £35204 |
| Cost to build a side return extension | £40484 |
| Install an RSJ | £770 |
| Build an outbuilding | £1760 |
| Build a mansard loft conversion | £8801 |
| Cost of a loft conversion | £24643 |
| Build a kitchen extension | £8801 |
| Build a hip to gable loft conversion | £6601 |
| Build a granny annexe | £4400 |
| Build a garden office | £1760 |
| Convert a garage | £880 |
| Build a new garage | £1760 |
| Build a flat roof extension | £1496 |
| Build a dormer loft conversion | £1760 |
| Lay a concrete foundation | £1760 |
| Convert a bungalow loft | £2640 |
| Basement conversion cost | £24643 |
| Business name | Hourly Rate | Daily Rate |
|---|---|---|
| SC CONSTRUCTION, , SA19 | £23 | £190 |
| S H PHILLIPS BUILDING CONTRACT, , SA18 | £24 | £194 |
| Lippiatt Construction, Carmarthen, SA40 | £20 | £180 |
| CR BUILDING & MAINTENANCE SERV, , SA18 | £24 | £193 |
| The Home Extension Company Ltd, Carmel, SA14 | £20 | £150 |
| P PUGH BUILDERS LTD, , SA10 | £25 | £200 |
| Summitt Properties, Carmarthenshire, SA18 | £26 | £203 |
| R i daniels, Llanelli, SA14 | £15 | £120 |
| DEREK REES BUILDING MAINTENANC, , LD3 | £24 | £180 |
| GAB BUILDING CONTRACTORS LTD, , SA18 | £24 | £194 |
| R E Davies, , SA18 | £23 | £189 |
| Amman Services Ltd, , SA18 | £24 | £189 |
| OSBORNE BUILDING SERVICES, , SA18 | £23 | £190 |
| DRAGON CONSTRUCTION T/A, , SY25 | £20 | £180 |
| SP Coupland Ltd, Sir Ceredigion, SY25 | £22 | £190 |
| ANTIS CONSTRUCTION, , SA14 | £23 | £190 |